It is often called black toenail for that reason. A subungual hematoma is usually caused by repeated trauma and is common in athletes. A subungual hematoma may also happen when a heavy object hits the ...
There’s some evidence that using Vicks VapoRub, the over-the-counter product for congestion, may actually help with toenail thickening. Just put a little on your affected toe once a day. Make sure ...