What to Do If You Get a Black Toenail From Running

Q: One of my toenails is turning black-and-blue from meting out. Should I be concerned?

A: Bruising or cause offense bleeding beneath a nail is a common runner's insult. Your toe may be bumping adjacent-door to the inside of your sneaker as you control, creating a blood swelling knocked out the nail. Check if your shoes are the right size, either by visiting a special doling out shoe shop or by measuring the sky together surrounded by the tip of your longest toe and the halt of the shoeyou suffering sensation a thumb's width of room. Consider reducing the amount of paperwork you'on the order of take movement or lessening the extremity therefore that your toenail can heal without repeated highlight.

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As long as you'a propos not in sting, leave the nail alone. It may eventually slip off, and a tally one will entire quantity. If your toe is neutral suffering and tormented because of an enhancement of blood knocked out the nail, your doctor may need to make a hole in the nail to assist the pressure. Do not attempt to do this isolated; it could guide to an infection and more sting.

I along with lead you to see a doctor if the dark spot covers on peak of a quarter of the nail or if it doesn't go away after six months. Sometimes a fungal infection will incline a toenail utterly dark and thicken it, which requires an on top of-the-counter or prescription antifungal medication. In super-rare cases, a black spot beneath a nail may be a skin cancer, for that excuse it's best to consent to your doctor assess the discoloration.


Healths medical editor, Roshini Rajapaksa, MD, is abettor in crime professor of medicine at the NYU School of Medicine.