Self-harming and self-sabotaging behaviors, from skin picking to ghosting people, all stem from evolutionary survival ...

Quitting nail biting can be as difficult as quitting smoking. According to the NIH, the habit (“onychophagia”) is a chronic condition that is repetitive and compulsive in nature. “Stress, anxiety, ...

To find out if yellow nails are due to a deficiency, you'll need a blood test to check nutrient levels. Once a deficiency is ...