Cataplexy is a sudden and transient episode of muscle weakness accompanied by full conscious awareness, typically triggered by emotions such as laughing, crying, or terror. [1]

Nov 6, 2023 · Cataplexy happens when strong emotions (like laughter, excitement or anger) trigger sudden, brief muscular weakness while you’re awake. It’s one of the main symptoms of …

Jul 15, 2025 · Cataplexy is a symptom of narcolepsy, involving brief muscle weakness in response to a strong emotion. Cataplexy is closely linked to a loss of hypocretin, an important …

Sep 2, 2020 · Cataplexy is a sudden loss of muscle tone. It’s associated with a condition called narcolepsy. It can look like a seizure, but it’s not. Treatment involves medication and lifestyle …

Aug 22, 2023 · Cataplexy is a transient, sudden loss of voluntary muscle control brought on by a strong emotional trigger such as laughing or excitement. Cataplexy is almost always …

Sep 20, 2023 · Cataplexy is a type of sudden weakness in your muscles that can make you go limp or temporarily lose your ability to move. Here’s what you need to know about the …

Jun 2, 2025 · Cataplexy is a sudden, temporary loss of muscle control triggered by strong emotions such as laughter, excitement, or anger. It can range from slight weakness, like …

Jun 8, 2025 · Cataplexy is a sudden, temporary loss of muscle tone triggered by strong emotions—often linked to hypocretin deficiency in narcolepsy type 1—while consciousness …

Learn what cataplexy is and how it relates to narcolepsy. Find out how common cataplexy is, why it occurs, and how it is treated.

Nov 12, 2025 · Cataplexy is a sudden attack of muscle weakness that is triggered by strong emotions, such as joy or fear. During a cataplexy attack, your head may droop, parts of your …