Muscle twitches fall into two main types. There’s myoclonus, where a whole muscle or group of muscles twitch or spasm. Then ...

Night-time leg cramps are common but poorly understood. An orthopaedic doctor explains why they strike during sleep, what triggers them, and when they need medical attention.

Sometimes, people experience random muscle twitches that interrupt their normal daily activities. This is usually not harmful, but can produce discomfort. These random muscle twitches, known as ...