A pioneering new drug that could eventually help people regrow missing or damaged teeth has begun clinical trials in Japan. If successful, the "groundbreaking medication" may be a "game-changer for ...

For more than a century, dentistry has focused on repairing or replacing damaged teeth, not growing new ones. That assumption is now under direct challenge, as Japanese teams move a first-of-its-kind ...

The human body is remarkably good at handling repairs. Cut the skin, and the blood will clot over the wound and the healing process begins. Break a bone, and the body will knit it back together as ...