Remember that your finger joints can get hurt if used too much or due to arthritis. If your finger joints hurt or you can't move them, see a healthcare provider to prevent more damage. You can help ...

Hold your hand in front of you, palm up and fingers splayed. Now bend your fingers at their first joint past the knuckles. Your hand should look a bit like a spider on its back, curling up its legs — ...

Dear Dr. K: A friend told me that we have no muscles in our fingers. Is that true? If so, then how do our fingers do all that they do? Dear Reader: It is true, but our hands work wonderfully anyway.

The muscular system works to control the movement of our body and internal organs. Muscle tissue contains something called muscle fibers. Muscle fibers consist of a single muscle cell. They help to ...

Run a finger down the center of the forearm, curl the fingers, and flex the wrist. For many people, a thin cord jumps into view, tight as a guitar string under the skin. It feels deliberate, almost ...