Nail-biting–You’ll notice it in the car seat line, during story time, and at soccer. Tiny fingers drift to tiny teeth. Maybe they chew until the nails are ragged. Maybe they pick at the side-skin ...

Patterns that look self-defeating often have a deeper logic, according to a new psychological analysis by Charlie Heriot-Maitland, a clinical psychologist whose work examines why people harm ...

Did you bite your nails today? While it might seem harmless, nail biting can actually increase your risk of infection. “Nail biting can cause small injuries around the nail, allowing bacteria, viruses ...

When body-focused repetitive behaviors (BFRBs) are discussed, the conditions that typically come to mind include trichotillomania (hair pulling) and excoriation disorder (skin picking). However, one ...

Add Yahoo as a preferred source to see more of our stories on Google. New psychology research explains why nail-biting, procrastination and self-criticism may stem from the brain’s survival instincts.