Having an extra thumb on one hand may boost your manual dexterity, but wouldn't it be hard to learn to use? Not according to a new study, which found that the majority of a wide variety of people got ...

Thumbsucker, an indie movie that generated a lot of buzz at this year's Sundance Film Festival, is the story of a boy trying to kick his thumb-sucking habit at age 17. Walter Kirn, upon whose novel ...

Bowler's thumb refers to a rare, traumatic neuropathic condition involving the ulnar digital nerve of the thumb. The condition becomes symptomatic as the thumb undergoes chronic frictional irritation.

When you give a thumbs-up and notice your digit bends backward at an unusually dramatic angle, you’re witnessing what medical professionals call “distal hyperextensibility” — though most people know ...

Bowler’s thumb is a rare, neuropathic disease caused by long-term pressure on the ulnar digital nerve of the thumb. It can be relieved through resting the affected hand and taking analgesic ...

Royal College of Art graduate Dani Clode has created what she calls a Third Thumb. And while most prosthetics are meant for medical purposes, that's not what Clode is going for. She doesn't want to ...

Thumb-sucking is a normal comfort habit for younger children, but when it lingers past age four or five, it can affect dental health and become harder to break. Pediatrician Cindy Gellner, MD, ...

The thumb ring has long held a place in both functional history and modern symbolism. While today it might appear to be a simple accessory, its presence on the thumb rather than a more common finger ...