Recording smart phone video "selfies" of tooth-brushing can help people learn to improve their oral health care techniques, according to a new study. Using smart phones propped on stands, study ...

Brushing our teeth is something we all do twice every single day. Or least should be doing. But, according to experts, many of us have actually been doing it completely wrong. With more people than ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...