People with an ALS diagnosis will experience muscle weakness as their nerve cells deteriorate over time. The cause is still ...

You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your arms, hands, and fingers and perform many of the tasks of daily life. You can strain ...

Thumb hypermobility is when a person’s thumb joint has an unusually large range of movement. Some people may experience mild to severe joint pain and require treatment. Share on Pinterest Ivan ...

Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.