Why is my thumb muscle twitching - I actually had twitching in several places in my body caused by spinal cord compression because those were the source of the nerves that went to the twitching muscles. I have had spine surgery to decompress the spinal cord which resolved the problem. It may be a physical issue rather than a disease.

 
Jan 26, 2024 · A muscle spasm — also known as a charley horse, muscle cramp or twitch — is a sudden, involuntary movement in one or more muscles. Common causes include stress, exercise, or dehydration, but ... . Red lobster in ronkonkoma

Twitching after head injury can indicate a post-traumatic movement disorder such as tremors, myoclonus, or spasticity. However, twitching can also be a positive sign of recovery during rehabilitation, especially for individuals with paralysis. Singulair. This article will discuss the causes of twitching after brain injury, how it can improve ... Dystonia can affect your whole body or just 1 part. It can start at any age. Symptoms of dystonia include: uncontrolled muscle cramps and spasms. parts of your body twisting into unusual positions – such as your neck being twisted to the side or your feet turning inwards. shaking (tremors) uncontrolled blinking. If a twitch moves the thumb, it’s either the flexor pollicis longus or brevis muscles in the forearm or hand. There is nothing in your thumb itself that can twitch. Also, there is nothing special about these two muscles when it comes to twitching; they are just like any other muscles. Fasciculations are not always visible, even if you see the ...Jan 1, 2023 ... However, it also can occur in arteries with plaque buildup. These spasms are due to a squeezing of muscles in the artery wall. They most often ...Thumb Twitching can have multiple causes. Most commonly, there is no clear cause of the twitching and it resolves on its own within a few days. Possible causes …Muscle twitching refers to minor, involuntary contractions of a particular muscle. In some cases, these contractions may be a typical response to factors like physical exertion or caffeine consumption. In other cases, they may be the result of a more serious condition like amyotrophic lateral sclerosis (ALS) or traumatic brain injury (TBI).Jun 1, 2022 ... Amyotrophic lateral sclerosis (ALS, often referred to as Lou Gehrig's disease) and benign fasciculation syndrome (BFS) are two separate ...Having too much caffeine in a pre-workout supplement, coffee, or another form before or during your workout can cause muscle twitching. Caffeine is a stimulant and can cause jitteriness or trembling. Other signs of caffeine overload include a rapid heartbeat, diarrhea, agitation, increased blood pressure, dizziness, nausea, and difficulty sleeping.Esports is booming and its players are raking in the cash, and now the Fortnite star Ninja's magazine cover is a cultural touchstone. Tyler “Ninja” Blevins is a Fortnite legend, ha...Dec. 20, 2021 - Katie McCallum. You're just sitting at your desk and suddenly tic, tic, tic. Small muscles in your legs start twitching, seemingly taking on a mind of their own. The zings, fizzles and ever-so-slight thumps of a twitching muscle feel weird, kind of unsettling.These spontaneous movements — called fasciculations — can affect as many as 70% of the population at any time in their lives. In many cases, these twitches can be blamed on behaviors like having too much caffeine, not drinking enough fluids, catching too little sleep or even lifting heavy weights. Most of the time, muscle twitches aren’t ...The symptoms associated with ulnar nerve palsy include: a loss of sensation in your hand, especially in your ring and little fingers. a loss of coordination in your fingers. a tingling or burning ...Myoclonus (Muscle Twitch) Myoclonus is an uncontrollable muscle movement that’s sudden and brief. This can happen for a wide range of reasons. Many causes are normal and harmless, but myoclonus can also be a symptom of serious nervous system conditions.These nerves regulate all the muscles under your conscious control, such as those used for walking, talking and holding objects. Damage to these nerves can cause muscle weakness, painful cramps and muscle twitching. Sensory nerves. Because these nerves relay information about touch, temperature and pain, you may experience a …Medically reviewed. May 4, 2022. An eyebrow twitch also called a myokymia, is when your eyebrow muscle contracts involuntarily. Most often, eyebrow twitching is due to fatigue or stress. While generally harmless, eye twitching can be bothersome and disruptive. If your eyebrow twitches throughout the day or lasts for days, weeks, or even longer ...Summary. A muscle spasm — also known as a charley horse, muscle cramp or twitch — is a sudden, involuntary movement in one or more muscles. Common causes include stress, exercise, or ...Muscle twitching after exercise is usually perfectly normal and does not indicate a more serious condition. Muscle twitches, also known as fasciculations, can be alarming, making people fear the worst-case scenario. However, there are several reasons that you might experience muscle twitching after a workout. Most of these are perfectly normal ...Signs of Vitamin B12 deficiencies include muscle twitching or spasms, as well as numbness and feeling weak. Calcium and Magnesium A calcium imbalance occurs when you have a magnesium deficiency ...Oct 11, 2023 · This twitching of the finger is also known as a tremor, which is a characteristic motor symptom of Parkinsons. Tremor is a rhythmic movement of a part of the body. A person may notice that a body part (like their finger) is tremoring and may refer to it as shaking, twitching, or quivering. When a person first notices this movement, it may occur ... These movements, known as tics and twitches, often affect the eyelids or face. They can, though, occur anywhere in the body. In most instances, tics and twitches are harmless and temporary. In ...Muscle twitching is caused by minor muscle contractions in the area, ... Twitches not caused by disease or disorders (benign twitches), often affecting the eyelids, calf, or thumb. These twitches are normal and quite common, and are often triggered by stress or anxiety. These twitches can come and go, and usually do not last for more than a few ...Causes. The most common type of eyelid twitching, called myokymia, may be triggered by: Benign essential blepharospasm is a movement disorder, called dystonia, of the muscles around the eye. No one knows exactly what causes it, but researchers think it's caused by a malfunction of certain cells in the nervous system called basal ganglia.In some cases, nerve damage contributes to muscle spasms. My muscle spasms are often associated with tingling/numb/shaky hands/feet. Other times it's that painful burning or electrical sensation I get from nerve pain. Nerve damage also contributes to various forms of dysautonomia. Localized weakness often also accompanies my …Answer. Muscle spasms and twitching are most commonly the result of muscle fatigue. For example, if you are right handed and are using your hand a lot for writing or other repetitive tasks, this is likely the cause of the twitching. If you notice that the twitching occurs more at the end of a long day after working with your hands, then this ...Medication: A doctor can prescribe antidepressants and antianxiety medication. Researchers are exploring innovative techniques using electromagnetic energy and implants as potential cures. 2 ...May 11, 2022 · Bursts of movement might happen while you sleep. Reticular reflex. Twitching or jerking throughout your whole body can happen with this kind of myoclonus. Triggers include movements or something ... Fast twitch and slow twitch muscles are types of muscle fiber used to perform different kinds of physical activity. For example, slow twitch muscles in the lower leg aid in standin... Concerned about thumb spasm / twitch. So here's a new one for me. Although my main concern for the last 4 months is about my right hand (collapsing joints, which *might* be related to muscle weakness, and an overall stiff feeling that doesn't disappear), my left thumb sometimes moves a little bit due to minor twitches. These spontaneous movements — called fasciculations — can affect as many as 70% of the population at any time in their lives. In many cases, these twitches can be blamed on behaviors like having too much caffeine, not drinking enough fluids, catching too little sleep or even lifting heavy weights. Most of the time, muscle twitches aren’t ...Apr 11, 2023 ... Carpal tunnel syndrome is caused by pressure on your median nerve. This nerve gives you feeling in your thumb and all your fingers except your ...Feb 16, 2023 · Common causes that are usually minor. Common causes of muscle twitching include the following: Physical activity. Lactic acid accumulates. Trusted Source. in the muscles used during exercise. It ... Twitch plans to standardize its revenue sharing agreement with streamers, reshaping the earnings landscape for top creators who have historically been able to pocket a bigger porti...Muscle twitches can happen for lots of reasons, like stress, too much caffeine, a poor diet, exercise, or as a side effect of some medicines. Lots of people get twitches in the eyelid, thumb, or calf muscles. These types of twitches usually go away after a few days. They're often related to stress or anxiety.8. Other Causes. Other reasons why your finger may twitch include: Excess intake of drinks containing nicotine and caffeine. Nervous twitching due to anxiety. This is usually nothing to worry about and goes away after some time. Muscle cramping around your fingers. Dehydration. Diuretics and corticosteroids.Hand dystonia is a focal dystonia characterized by excessive, involuntary muscle contractions in the fingers, hand, forearm, and sometimes shoulder.Why Does My Thumb Twitch? Twitching thumb, or muscle spasms in the thumb, can be attributed to various factors. In many cases, such involuntary contractions are benign and may result from muscle fatigue, dehydration, or excessive use of the thumb, such as texting or typing for extended periods.If any of this happens involuntarily, then the muscle fiber contracts without your permission and behold, a muscle twitch or fasciculation! Some people with ALS wonder if the presence of muscle twitching means they have a bad or fast-moving version of the disease. In fact, having fasciculations doesn't correlate with how rapidly the disease ...You will often hear that a person diagnosed with Parkinson’s disease (PD) first noticed something was “off” when a finger (or fingers) started twitching. This …ALS and Thumb Twitching. ALS, or amyotrophic lateral sclerosis, is a progressive neurodegenerative disease that damages motor neurons and causes the brain to lose control over muscle movement through the body.The affected person may lose the ability to speak, eat, move or even breathe. Obviously, this is a serious condition, and when …Apr 15, 2023 ... Carpal Spasm Symptoms · Muscle weakness; · Stiffness in the fingers or hand; · Difficulty moving the affected hand or fingers; · Twitch...However, the twitching doesn't occur on both sides of the face at the same time. Causes. A blood vessel touching a facial nerve is the most common cause of hemifacial spasm. A facial nerve injury or a tumor also can cause it. Sometimes the cause isn't known. Hemifacial spasm sometimes starts as a result of: Moving the muscles in …Additional Ways to Reduce Index Finger Twitching. • Dr. Gaman advises to “remove the hand when not using the mouse instead of resting it there until the next click. “Rotate the hand from the table or surface, to the lap. This will return circulation and remove undue pressure from the forearm.”. • Take breaks from the mouse!Causes of thumb shaking: from nerve misfiring to physical exertion. Thumb shaking may result from various causes, including nerve misfiring, physical exertion, stress, anxiety, a lack of sleep, excessive caffeine consumption or medications. When nerves connected to the thumb muscles misfire, they can stimulate muscle fibers, leading to …Hand injuries: Trigger fingers could occur in people injured at the base of the finger or palm. Surgery for carpal tunnel syndrome can also cause trigger finger. Other medical disorders: Conditions such as Dupuytren’s contracture and De Quervain’s disease can lead to locked fingers in some people.Symptoms of Trembling. The main symptom of trembling (or tremors) is involuntary shaking. Symptoms can be constant or come and go, depending on the underlying cause. For this reason, tremors are categorized as resting or active. Tremors that occur when the muscles are relaxed are called resting tremors.Muscle Twitching (Painless) And Shaking Hands Or Tremor. Your symptoms and signs match a wide variety of different medical conditions, including low blood sugar or problems with your muscles. Pay attention to what other symptoms and signs you may be having. Adding more symptoms and signs may help better pinpoint …Dr. Dombovy says, “Some common causes of muscle twitching include exercise, particularly prolonged exertion, electrolyte abnormalities, muscle or nerve injury, muscle or nerve disease (most of which is not ALS).”. Shutterstock/ Phase4Studios. Though “muscle and nerve disease” are mentioned here, this does not mean that these are the ...Dystonia of the Hand, Finger & Arm. Hand dystonia is a focal dystonia characterized by excessive, involuntary muscle contractions in the fingers, hand, forearm, and sometimes shoulder. Symptoms usually appear when a person is doing a task that requires fine motor coordination of hand and arm muscles. Hand dystonia includes a group of disorders ...In most cases, leg twitching is due to a common and relatively benign cause. However, persistent or frequent leg twitching can sometimes signal an underlying nervous system disorder, such as ...A hiccup is a type of myoclonus affecting the muscles of the diaphragm. The symptoms of sleep myoclonus occur when a person falls asleep or during sleep. It causes unpredictable and involuntary ...Oct 20, 2023 · Electrolyte imbalance (having too many or too few salts and minerals like potassium, magnesium and calcium, in your body). Stress. Too much high-intensity exercise. Possible causes for nocturnal leg cramps (leg cramps at night), specifically, include: Sitting for long periods of time. Overusing your muscles. Jun 15, 2023 · Muscle twitching refers to minor, involuntary contractions of a particular muscle. In some cases, these contractions may be a typical response to factors like physical exertion or caffeine consumption. In other cases, they may be the result of a more serious condition like amyotrophic lateral sclerosis (ALS) or traumatic brain injury (TBI). Sometimes, thumb twitching is confused with other issues like trigger finger, thumb arthritis, or tendonitis. These conditions might be called things like “gamer thumb” or “texting thumb.” They are treated with things like braces, anti-inflammatory meds, and sometimes surgery if other treatments don’t work.It can affect both the top and bottom eyelids for a few hours at a time. You may experience the twitching for several days in a row. Triggers for this condition can include: stress or anxiety. not ...Common factors that may trigger involuntary spasms of the finger or twitching include: Muscle fatigue. Vitamin deficiency. Certain medications like isoniazid, corticosteroids, e.t.c. Dehydration. Benign fasciculation syndrome. Carpal tunnel syndrome. Parkinson’s disease.Fast twitch and slow twitch muscles are types of muscle fiber used to perform different kinds of physical activity. For example, slow twitch muscles in the lower leg aid in standin...Electrolyte imbalance (having too many or too few salts and minerals like potassium, magnesium and calcium, in your body). Stress. Too much high-intensity exercise. Possible causes for nocturnal leg cramps (leg cramps at night), specifically, include: Sitting for long periods of time. Overusing your muscles.You will often hear that a person diagnosed with Parkinson’s disease (PD) first noticed something was “off” when a finger (or fingers) started twitching. This …Twitching can be defined as involuntary contraction and relaxation of muscles. It is medically termed as fasciculations and they may occur in any muscle group including the fingers. People who experience finger twitching often tend to worry a lot as they feel that they may be having a neurological condition. However, if finger twitching is […]Electrolyte imbalance (having too many or too few salts and minerals like potassium, magnesium and calcium, in your body). Stress. Too much high-intensity exercise. Possible causes for nocturnal leg cramps (leg cramps at night), specifically, include: Sitting for long periods of time. Overusing your muscles.A muscle cramp is a sudden, unexpected tightening of one or more muscles. Sometimes called a charley horse, a muscle cramp can be very painful. Exercising or working hard, especially in heat, can lead to muscle cramps. Some medicines and illnesses also might cause muscle cramps. Muscle cramps aren't usually harmful.Dr. Dombovy says, “Some common causes of muscle twitching include exercise, particularly prolonged exertion, electrolyte abnormalities, muscle or nerve injury, muscle or nerve disease (most of which is not ALS).”. Shutterstock/ Phase4Studios. Though “muscle and nerve disease” are mentioned here, this does not mean that these are the ...If any of this happens involuntarily, then the muscle fiber contracts without your permission and behold, a muscle twitch or fasciculation! Some people with ALS wonder if the presence of muscle twitching means they have a bad or fast-moving version of the disease. In fact, having fasciculations doesn't correlate with how rapidly the disease ...These nerves regulate all the muscles under your conscious control, such as those used for walking, talking and holding objects. Damage to these nerves can cause muscle weakness, painful cramps and muscle twitching. Sensory nerves. Because these nerves relay information about touch, temperature and pain, you may experience a …These spasms are often caused by an imbalance of electrolytes in your muscle fibers as they fatigue. Your move, then, is to make sure you stay hydrated before and during a workout. This helps ...Infant muscle twitching during sleep or after a feeding. Essential myoclonus. Essential myoclonus occurs on its own, usually without other symptoms and without being related to any underlying illness. The cause of essential myoclonus is often unknown. In some cases, the cause is hereditary, meaning passed down in families. ...Causes. Treatment. Outlook. Carpopedal spasms are frequent and involuntary muscle contractions in the hands and feet. In some cases, the wrists and ankles are affected. Carpopedal spasms are ...Thumb shaking or thumb twitching is when your thumb starts shaking involuntarily. It could be caused by a nerve impulse or a tingling sensation. Sometimes your hand goes numb, and it affects the thumb. You could get thumb spasms due to numbness as well! Thumb twitching is known as fasciculation in medical terms.These spasms are often caused by an imbalance of electrolytes in your muscle fibers as they fatigue. Your move, then, is to make sure you stay hydrated before and during a workout. This helps ...Your fingers can twitch for many reasons. Finger twitching can happen because of stress, anxiety, or muscle strain. It can even happen as a result of scrolling on your phone or typing away at the computer. In most cases, finger twitching is mild, but it may be confused with tremors. However, twitching is not to be confused with finger tremors.Tremors occur because of muscle contractions and can affect your hands, arms, head, and legs. In this blog post, we’ll be discussing more in detail the potential causes of …Feb 13, 2024 · Thumb Twitching can have multiple causes. Most commonly, there is no clear cause of the twitching and it resolves on its own within a few days. Possible causes of thumb twitching are fatigue, dehydration, electrolyte imbalances, stress, anxiety, or excess caffeine consumption. If you're on Twitch, a recent major leak means you need to change your password right now. Cybersecurity sucks. It feels like every day we learn about another hack or leak that thr...It isn't constant, and only happens after the muscle is flexed or irritated in some way. When I hold my thumb into the palm of my hand for ...In addition to known causes, there is a condition called benign fasciculation syndrome (BFS), in which the cause of persistent muscle twitching is idiopathic (meaning of unknown origin). With BFS, the twitching is often described as relentless, occurring either continuously or in random episodes in areas like the eyelids, …Fasciculation (pronounced “fass-ick-you-lay-shun”) is a visible, involuntary twitching of an individual muscle. It doesn’t hurt and can last for several seconds, minutes or even hours. The twitches may be annoying or distracting, but they don’t cause harm.The reason a twitching thumb can really cause worry is because the thumb is a very small part of the body — a digit — and when muscles of a digit (be it a thumb, index finger or toe) twitch, the digit typically jumps. It is the jumping that often worries a person when the thumb twitches, but whether or not a finger jumps or visibly moves ...Jul 5, 2019 · Some causes of muscle twitch include: Insufficient sleep. Too much caffeine. Other stimulant drugs like amphetamines. Certain medications like diuretics or antidepressants. Pinched spinal nerve ... Causes of thumb shaking: from nerve misfiring to physical exertion. Thumb shaking may result from various causes, including nerve misfiring, physical exertion, stress, anxiety, a lack of sleep, excessive caffeine consumption or medications. When nerves connected to the thumb muscles misfire, they can stimulate muscle fibers, leading to …Considerations. Muscle twitching is caused by minor muscle contractions in the area, or uncontrollable twitching of a muscle group that is served by a single motor nerve fiber. Muscle twitches are minor and often go unnoticed. Some are common and normal. Others are signs of a nervous system disorder.Dystonia of the Hand, Finger & Arm. Hand dystonia is a focal dystonia characterized by excessive, involuntary muscle contractions in the fingers, hand, forearm, and sometimes shoulder. Symptoms usually appear when a person is doing a task that requires fine motor coordination of hand and arm muscles. Hand dystonia includes a group of disorders ...This makes you look at the finger. Then it twitches or “tremors” again – and you see the whole thing moving. This makes you think of ALS because you can see the action. The visible movement is described as either that of twitching, tremoring, jumping or jerking. The visibility of it makes many people worry that it’s more likely ALS ...Muscle twitching: 8 common reasons why your muscles twitchAccording to the AAOS, carpal tunnel syndrome may occur due to different factors, such as repetitive hand use, pregnancy, and some health conditions. Alongside hand weakness, other symptoms ...Muscle twitching, also known as fasciculation, refers to the involuntary contractions or movements of small muscle fibers.1These movements are typically quick and can occur in various parts of the body, such as the eyelids, fingers, or calves. Muscle twitching is a normal physiological response that can happen occasionally to anyone.Twitch legend Tyler "Ninja" Blevins, who famously played Fortnite with Drake, is bringing in thousands of dollars from streaming. By clicking "TRY IT", I agree to receive newslette...It can be scary, and sometimes cause frustration, but it’s quite common and not something that you necessarily have to be afraid of if it happens to you or a loved one who deals with fibromyalgia. Some possible causes of muscle twitching includes. >>muscle fatigue. >>muscle strain or injury. >>emotional stress or anxiety.Specifically, working on the opposable motion of the thumb may help strengthen the muscles and joints in the digit. lay the back of the hand on a table, with the palm facing upwards and fingers ... Your body needs enough water and nutrients to function properly. Without sufficient water, the balance of salt in your muscles gets disturbed, which can lead to twitching. Similarly, a deficiency in certain nutrients like potassium, calcium, or Vitamin D can cause imbalances that result in muscle twitches. Bending your elbow repeatedly, sleeping with your elbow bent, or prolonged leaning on your elbow can also cause cubital tunnel syndrome. People who have fractured or dislocated their elbow or who ...

The main symptom of benign fasciculation syndrome (BFS) is frequent muscle twitching. The twitching happens when your muscle is at rest (relaxed). The …. Mychart mountainside

why is my thumb muscle twitching

Muscle twitching in ALS feels like persistent but visible muscle jumps under the skin or contractions of a muscle or muscles. Fasciculations usually aren’t painful, but they can be annoying and ...A muscle twitch differs from a muscle spasm in several ways, for example: Muscle twitches are not typically painful; Muscle twitches are short contractions that can happen repeatedly; Muscle spasms are …Twitching in the left thumb may also indicate an overdose of caffeine, stimulants or amphetamines or a drug side effect to estrogen, corticosteroids or diuretics, adds MedlinePlus. Diet is also a cause of left thumb twitching, especially when an individual fails to consume a balanced diet. When the body is unable to fight off ailments, such as ...The compression can be caused by thickening or swelling of tendons that have become irritated. If you have carpal tunnel syndrome you may experience hand cramps as well as the following symptoms ...Sometimes, thumb twitching is confused with other issues like trigger finger, thumb arthritis, or tendonitis. These conditions might be called things like “gamer thumb” or “texting thumb.” They are treated with things like braces, anti-inflammatory meds, and sometimes surgery if other treatments don’t work.Feb 17, 2022 ... it could be sth called Essential tremor. it's a nerve disorder. 2022-6-13Reply. Liked by creator.Muscle twitching is more common than you may think and it's usually not serious. Common causes range from too much caffeine and too much stress to strenuous exercise and a lack of sleep. Managing stress and limiting caffeine, for example, may be enough to stop the twitching.Too Much Exercise. Although muscle twitching can be a rather random occurrence, another possible cause is overtraining. “Doing too much exercise can often lead to a twitching sensation,” Bendio says. In fact, muscle twitching can be one indication of where your threshold is. So, if your muscles are twitching after a workout, you may …Benign fasciculation syndrome – Benign fasciculation syndrome, or BFS, is a neurological disorder characterized by muscle twitching. As the name suggests, this ...Have you ever experienced seemingly random muscle twitching in your body? You may be experiencing muscle twitching in areas such as the eyes, hands, arms and...Twitch legend Tyler "Ninja" Blevins, who famously played Fortnite with Drake, is bringing in thousands of dollars from streaming. By clicking "TRY IT", I agree to receive newslette...Muscle twitching is caused by minor muscle contractions in the area, ... Twitches not caused by disease or disorders (benign twitches), often affecting the eyelids, calf, or thumb. These twitches are normal and quite common, and are often triggered by stress or anxiety. These twitches can come and go, and usually do not last for more than …Causes of hand twitch. Caffeine Using too much caffeine can cause convulsions in the body, including in the hands. Caffeine contains a stimulant that can cause muscle contractions. Dehydration Dehydration affects function muscle. Not drinking enough water can cause your muscles to cramp and can also cause muscle spasms and incontinence.I have the EXACT same thing only in my left hand. one of the first things I noticed my first year into bfs. I have a thumb tremor and I also have weird twitching in my thumb pad when I make the okay sign as u did here. I know it's not from using the phone for me at least as I only use my right hand for that and this only happens in my left.A muscle cramp is a sudden, unexpected tightening of one or more muscles. Sometimes called a charley horse, a muscle cramp can be very painful. Exercising or working hard, especially in heat, can lead to muscle cramps. Some medicines and illnesses also might cause muscle cramps. Muscle cramps aren't usually harmful.Adding to OP's reply, muscle twitching is a late symptom of ALS (with late I mean you would already be unable to hold objects), it very rarely appears before clinical weakness. Muscle twitching is often caused by anxiety/stress or can even appear without a clear reason (Benign fasciculation syndrome).Esports is booming and its players are raking in the cash, and now the Fortnite star Ninja's magazine cover is a cultural touchstone. Tyler “Ninja” Blevins is a Fortnite legend, ha...Electrolyte imbalance (having too many or too few salts and minerals like potassium, magnesium and calcium, in your body). Stress. Too much high-intensity exercise. Possible causes for nocturnal leg cramps (leg cramps at night), specifically, include: Sitting for long periods of time. Overusing your muscles.Symptoms. You may not have any symptoms of upper limb spasticity until weeks, months, or even years after you have a stroke or brain injury. The condition can cause: Stiff arm muscles. Twitches or ....

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