In TODAY.com's Expert Tip of the Day, a dermatologist shares an often overlooked nail symptom that can be a sign of a serious ...

Dr. Lindsey Zubritsky, a board-certified dermatologist based in Mississippi, is “begging” her 1.4 million TikTok followers to check their nails for a vertical line, which could indicate a subungual ...

DOCTOR. HAVE YOU TAKEN A CLOSE LOOK AT YOUR FINGERNAILS? CHARLES. IF SOMETHING LOOKS OFF, YOU MAY WANT TO TALK WITH YOUR DOCTOR. WELL, JOINING US LIVE THIS MORNING WITH MORE IS DR. ERNESTINE WRIGHT ...

Melanonychia, a black line on your nail, can be a sign of melanoma or benign pigmentation changes. Injuries, medications, and conditions like hyperthyroidism may also cause dark lines on your nails.

Fingernails, often overlooked, are biological indicators of health. Conditions like clubbing, white flecks (leukonychia), blue nails, dark lines, spoon nails, and horizontal ridges can signal ...