Ingrown toenails can be caused by too-tight shoes, a fungal infection, or improperly cutting your nails.

I spent years hoping-slash-deluding myself into believing that my own ingrown big toenails, caused by years of too-tight ...

An ingrown toenail—medically known as onychocryptosis—refers to a toenail that has grown into your skin. The top corner of the nail grows into the flesh, causing pain and inflammation. Most ingrown ...