Most the the time, muscles do not relocate unless the mind signals for them to perform so. However, this signals sometimes gain mixed up. The mix-up may take place in the brain, the nerves the send the signals, or the muscle that get them.

When signal misfires occur, the muscles can move involuntarily, which people usually describe as a twitch. Twitching is the an outcome of the suddenly contraction or relax of a muscle. Doctors may use the hatchet “myoclonus” to explain these fast, involuntary twitches.

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In this article, we outline the types of muscle twitches the may take place in the legs and how they could feel. We also list some possible causes of leg twitches, in addition to information on how doctors diagnose and also treat them.

Share ~ above PinterestA person may experience various other symptoms together leg twitching, relying on its cause.
There are two straightforward types of suddenly muscle twitching: physiologic myoclonus and pathologic myoclonus.

Physiologic myoclonus

Physiologic myoclonus can affect people with a good health status, and it typically does not need treatment. Examples of physiologic myoclonus include:

physiologic startle responses

Pathologic myoclonus

Pathologic myoclonus describes myoclonus the is one of two people a symptom of an basic medical problem or a reaction to a particular medication.

Pathologic myoclonus have the right to involve persistent muscle contractions the may affect an whole group of muscle or muscle in various parts the the body. Severe instances may influence a who movement and mobility.

What that feels like 

A human being who develops a twitch in their leg normally notices when it is happening. The twitches might be irritating, however they space not normally painful.

However, muscle twitches in the legs have the right to sometimes cause muscle cramps. Cramps are very common, affecting about 60% of adult from time to time.

Depending on the reason of the leg twitching, a human may experience extr symptoms, such as:

tinglingitchingburningthrobbingcrawling or fizzing sensationsa feeling comparable to a shudder rippling through the body
Common causes

It is very common for human being to experience occasional bouts of leg twitching. We outline two common causes of foot twitching below.

Benign fasciculations

The medical term for repeated involuntary muscle twitching is benign fasciculation. That affects around 70% that the general population and is rarely associated with major nervous system disorders.

Some possible causes of benign fasciculations in typically healthy people include:

nutrient imbalanceuse of certain medications

Restless leg syndrome

Restless leg syndrome (RLS) is a condition in i beg your pardon a human being experiences uncomfortable emotion in their legs. An irresistible advice to move the legs frequently accompanies the sensations.

About 80% of people who have actually RLS likewise experience leg twitching while castle sleep. The clinical term because that this is routine limb activities of sleep.

Restless foot syndrome is common, affecting as much as 1 in 10 civilization at some allude in their lives.

Less typical causes

In many cases, foot twitching is as result of a common and fairly benign cause.

However, persistent or regular leg twitching can sometimes signal an basic nervous system disorder, such as:


A doctor will generally diagnose the cause of foot twitching by:

taking a finish medical historygathering certain information about the twitching, together as:where the happens and how lengthy it lastswhether it affects other parts of the bodywhen the happenslooking for indicators of toxicity due to:medication useillicit medicine useenvironmental hazards

In part cases, a doctor may order one or much more of the following diagnostic tests:


People who experience occasional leg twitching may be able to manage the problem by making specific lifestyle changes. Instances include:

staying well-hydratedeating a healthful, well balanced diet cutting down on stimulants, such as caffeine and also alcoholexercising regularlystretching and massaging the foot gentlygetting many of rest

People that suspect that their leg twitching is because of a medication need to not prevent taking it unless their doctor advises them to carry out so.

If leg twitching is as result of an underlying clinical condition, treating the problem should help reduce the frequency that the twitching, the severity, or both.

When to watch a doctor

Most of the time, leg twitching is a an answer to particular circumstances, such as exhaustion, dehydration, or the use of stimulants, such together caffeine or alcohol.

However, twitching can likewise be a sign of a severe underlying clinical condition. Human being should watch a doctor if the:

leg twitches do not get far better following proper lifestyle changestwitching starts once the human being is restingtwitching begins after the human starts taking a brand-new medicationtwitching affects an ext than one part of the bodytwitching occurs alongside any kind of of the adhering to symptoms: nauseavomitingweakness

Leg twitching is a common symptom the is many often because of lifestyle factors, such together overexertion, dehydration, or overuse that stimulants. It usually gets better following proper lifestyle changes.

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However, twitching have the right to sometimes be a symptom of a severe underlying clinical condition, such as a nervous device disorder. A human should see a medical professional if their leg twitching persists, worsens, or wake up alongside other worrying symptoms.

critical medically reviewed on august 18, 2020


Medically the review by Harshil Matta, do — created by danielle Dresden on august 18, 2020

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