We've all been there before. Running along the basketball court or swimming across the pool, when, all of a sudden, we experience a sharp pain in our foot or leg. Muscle cramps are common, affect ...

Muscle contraction disease in dogs is a type of seizure. The cause of the condition usually involves a dog’s nervous system. Thankfully, the condition is quite rare in dogs. Also, dogs remain ...

Muscle cramps are sudden, involuntary contractions that can cause sharp, intense pain lasting from a few seconds to several minutes. They often strike during exercise, dehydration, or even while ...

Most people have likely had the unpleasant experience of a muscle cramp, also known as a charley horse or muscle spasm. And while most cramps will quickly go away on their own, there are a few helpful ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

Though many people experience muscle twitching, it's often incorrectly identified as a muscle spasm. While both are involuntary contractions of a muscle, muscle spasms and muscle twitching aren't ...

Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.

Anyone who has had tight muscles or a muscle spasm knows how uncomfortable and limiting these experiences can be. But when you have spasticity, which causes tight muscles and uncontrollable ...

Dystonia is a neurological disorder causing involuntary muscle contractions and abnormal postures. Botulinum toxin (e.g., Botox) is the gold-standard, first-line treatment for focal dystonias, which ...

In a serendipitous discovery, UC San Diego researchers using cryo-EM technology captured the first visualizations of the 3-D structure of the muscle acetylcholine receptor in fetal and adult muscles.

Leg cramps are typically harmless. Although they go away on their own, several at-home remedies may help relieve the symptoms. In this article, we explain what leg cramps are and what can cause them.

You may get muscle cramps from dehydration, mineral loss, or overuse during exercise. Warm up and stretch your muscles before exercise, and stay hydrated to prevent muscle cramps. Muscle cramps ...