When Maria Delgado noticed a dark streak under her big toenail, she assumed it was from dropping her gym bag on her foot. Six months later, that seemingly innocent mark led to a diagnosis that saved ...

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 ...

You may experience pain, discomfort, and infection with a curled toenail. Ingrown toenails are common and often affect your big toe. Emergency care may be needed if you notice red streaks on your ...

As unsightly as it is, the infection is usually manageable — but only with the right treatment. Here’s how to kick it. Credit...Joyce Lee for The New York Times Supported by By Caroline Hopkins Q: It ...

Cellulitis is a bacterial skin infection that often affects the legs and feet. A person may develop cellulitis in the toenails due to another infection, such as athlete’s foot, or as a symptom of an ...

Toenails can reveal clues about your health and lifestyle. While brittle toenails often just happen along with aging, they could also hint at a vitamin deficiency or a fungal infection. By zeroing in ...

You peel off your running sock and – alas! – there it is: your first bruised toenail. Many runners view bruised toenails as a rite of passage, but you are no less of a runner if you never get one. In ...