You need your hands to cook, clean, type, and do just about everything else.
But you probably don’t think much about how important manual dexterity is
unless you have rheumatoid arthritis (RA) or another type of arthritis that
attacks your hand and finger joints.
RA is a disease in which the body's immune system engages in friendly fire
against the joints. It often starts in your hands before spreading to the other
“The hands and the feet are usually hit first, and these are the joints...