A rarer condition that causes eye twitching is known as blepharospasm and involves “forceful, involuntary closure of both eyes at the same time,” Moss says. She notes that blepharospasm can range from ...

SMA patients may have subtle abnormalities in eye movements, likely caused by changes in the brain rather than muscle ...

Many people believe that getting older naturally leads to weaker muscles. We often think that this is just a normal part of ...

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 ...

As we grow older, it’s common to notice our muscles don’t feel as strong as they once did. Many people assume this is just a ...

Amyotrophic lateral sclerosis (ALS) is a progressive disease of the nervous system. It affects nerve cells in the brain and spinal cord called motor neurons. Motor neurons control muscle movement and ...