Muscle Twitching: Causes, Symptoms & Diagnosis
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What causes muscle twitch? 15 possible conditions

Muscle twitching is also called muscle fasciculation. Twitching involves small muscle contractions in the body. Your muscles are made up of fibers that your nerves control. Stimulation or damage to a nerve may cause your muscle fibers to twitch. Most muscle... Read more

See a list of possible causes in order from the most common to the least.

1

Seizures

This condition is considered a medical emergency. Urgent care may be required.

Seizures are changes in the brain's electrical activity. This change can cause dramatic, noticeable symptoms or it may not cause any symptoms. The symptoms of a severe seizure include violent shaking and a loss o...

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2

Peripheral Neuropathy

Peripheral neuropathy is a disorder that occurs when your peripheral nerves malfunction because they're damaged.

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3

Hepatorenal Syndrome

Hepatorenal syndrome is a type of kidney failure. Read about signs and symptoms.

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4

Tourette Syndrome

Tourette (or Tourette's) syndrome is a neurological disorder that causes repeated, involuntary physical tics and vocal outbursts. It is the most severe of the tic syndromes. Tics are quasi-voluntary muscles spasms. The...

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5

Caffeine Overdose

The recommended amount of caffeine is usually 400 mg per day for healthy adults. Caffeine overdose may occur if you ingest more than this amount.

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6

Hypercalcemia

Hypercalcemia is a condition in which you have too much calcium in your blood.

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7

Alkalosis

This condition is considered a medical emergency. Urgent care may be required.

The amount of acids and bases in your blood can be measured on a pH scale. It's important to maintain the correct balance of acids and bases.

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8

Medullary Cystic Disease

Medullary cystic kidney disease (MCKD) is a rare condition in which small, fluid-filled sacs called cysts form in the center of the kidneys. These cysts scar the kidneys and cause them to malfunction. In order t...

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9

Huntington's Disease

Huntington's disease is a hereditary condition in which your brain's nerve cells gradually break down. It can cause physical and psychological symptoms.

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10

Chronic Kidney Disease

Chronic kidney disease (CKD) is the progressive and irreversible destruction of the kidneys. The most common causes of CKD are high blood pressure and diabetes.

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11

End-Stage Kidney Disease

In end-stage kidney disease, also known as end-stage renal disease (ESRD), the kidneys are functioning below 10 percent of their normal function.

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12

Agoraphobia

Agoraphobia is an anxiety disorder that makes people very fearful of certain places and situations. Learn about agoraphobia causes, symptoms, and treatment.

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13

Calcium Deficiency Disease (Hypocalcemia)

Lack of calcium can lead to diseases like osteoporosis and calcium deficiency disease (hypocalcemia). Supplements and changes in diet are common treatments.

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14

Creutzfeldt-Jakob Disease and Mad Cow Disease

Creutzfeldt-Jakob disease is an infectious disease that causes the brain to degenerate. Learn about causes, symptoms, and its connection to "mad cow disease."

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15

Glomerulonephritis

Glomerulonephritis is a serious illness that can be life-threatening and requires immediate treatment. The condition is sometimes called nephritis.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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