Muscle spasms, also known as muscle cramps, are sudden, involuntary, and painful contractions of muscles. They can occur anywhere in the body and can involve part or all of a muscle or several muscles in a group. Muscle spasms can range from mild to severe, and in severe cases, it might feel like your entire muscle stiffens up into a tight ball. Muscle spasms can be caused by several factors, including:

• Overuse of the muscle
• Dehydration
• Electrolyte imbalance
• Lack of nutrients
• Trapped nerves
• Stress or anxiety
• Certain health conditions, such as nerve disorders, thyroid-related problems, and cirrhosis of the liver

Most of the time, muscle spasms are harmless and can be treated with muscle relaxants, stretching, and massage. However, in some cases, they can be a sign of an underlying neurological condition, such as dystonia or multiple sclerosis. If you experience frequent or severe muscle spasms, it is recommended to consult a doctor to determine the underlying cause and appropriate treatment.