The hands and feet are complicated parts of the body. A foot has 28 bones, 30 joints, and more than 100 muscles, tendons, and ligaments. The hand has approximately 29 major and minor bones, 29 major ...

Hand numbness often isn’t a hand problem—it usually comes from nerve compression, such as thoracic outlet or carpal tunnel syndrome. At 44, Mr. Chen had endured months of soreness and numbness in his ...