However, in some cases, a change in the appearance of nails may indicate serious health problems. Brown or black spots under ...

To be safe, always wear sunglasses that block 99%-100% of UV rays. Under nails: This rare skin cancer looks like a dark spot under your fingernail or toenail. People often ignore it because it ...

ALM is an aggressive cancer that usually appears as a freckle or dark brown spot or patch on the palms or the soles of the feet, or as a band running lengthwise under a nail—rather than on ...

Worried that the white spots under your nails could be a sign that you’re ... From the idea that eating carrots can help you see in the dark to the belief that cracking your knuckles can cause ...