Paronychia is a skin infection that develops around the nail. It occurs when bacteria or fungi get under the skin. Paronychia can result from biting or chewing the nails, but it is more common when ...

This type of bacterial or fungal infection can develop due to biting, picking at the nails, injury, or trauma. You may notice a small white pimple at first, but it can lead to a swollen, painful ...

From trauma to a toenail fungus, there are many reasons why you may have a black toenail. Here's what it means, how to treat ...