

A convulsion is a medical condition where body muscles contract and relax rapidly and repeatedly, resulting in uncontrolled actions of the body along with altered consciousness. The spasms cause jerky motions that generally last a minute or two.
Convulsions can be caused by health issues that directly involve the brain, or they may be caused by severe systemic (whole body) medical conditions that affect brain function. The specific cause is often not clear. The most common causes of convulsions include:
Less frequently:
There are a number of conditions that may be confused with a convulsion because they manifest with similar characteristics, which may include sudden, jerky, or involuntary movements. The most common conditions that may be confused with convulsions are:
According to the Centers for Disease Control and Prevention (CDC), if a person is experiencing convulsions over most of their body, there are various first-aid practices someone can do to help them.