08/25/2026
Black toenails can be alarming. They usually develop after trauma, like stubbing a toe or dropping a heavy object on the foot. Blood becomes trapped beneath the nail, creating the dark appearance. Repeated pressure from wearing shoes that do not fit correctly also causes bruising, especially in...
Read more: https://www.honeygopodiatry.com/blog/what-causes-toenails-to-turn-black