Jun 3, 2022 · A myoclonic seizure is a brief seizure that causes a quick, uncontrollable muscle jerk. They’re usually minor and are more common with childhood seizure conditions.

Jan 13, 2023 · Myoclonus refers to a quick jerking movement that you can't control. Hiccups are a form of myoclonus, as are the sudden jerks or "sleep starts" that you may feel just before …

Myoclonus is a brief, involuntary, irregular (lacking rhythm) twitching of a muscle, a joint, or a group of muscles, different from clonus, which is rhythmic or regular. Myoclonus (myo- …

Progressive myoclonus epilepsy (PME) is a group of rare disorders that involve myoclonic seizures and other neurologic symptoms such as trouble walking or speaking.

Myoclonic seizures are brief, sudden jerking of muscles. Medication helps seizure control, although seizures may occur as an epilepsy syndrome.

Myoclonic seizures are characterized by brief, jerking spasms of a muscle or muscle group. They often occur with atonic seizures, which cause sudden muscle limpness. The word “myoclonic” …

What is myoclonus? Myoclonus is a brief, uncontrollable twitching of the muscles, also known as myoclonic jerks. It can be alarming to experience, however it’s generally treatable with …

Jun 6, 2025 · Myoclonus is a sudden, involuntary, shock-like movement caused by sudden muscular contraction (positive myoclonus) or inhibition (negative myoclonus). Among …

Nov 17, 2025 · Myoclonic seizures involve jerking or twitching muscle motions caused by abnormal electrical activity in the brain. These seizures often start in childhood and are …

How can someone help me during a myoclonic seizure? Our short online first aid course shows you what myoclonic seizures can look like, and how to help when someone has one.