Nails take different shapes and sizes, but unusual changes in their appearance may be a sign the body is becoming diseased. According to the NHS, “common nail problems include brittle, loose nails ...

Curved fingernails, referred to in scientific literature as digital clubbing, are associated with myriad health conditions and have been a part of medical lore since Hippocrates first described them ...

Darker streaks in your nails, horizontal ridges, and half-white, half-pink or brown nails with a clear line between the colours can all signify health issues. And it turns out you can spot psoriasis ...