These common nail conditions share similar symptoms but require completely different approaches. The confusing overlap in nail symptoms. Nail problems affect nearly 10% of adults, with fungal ...

Medically reviewed by Katlein Franca, MD Nail psoriasis and onychomycosis (nail fungus) are both conditions that can discolor, thicken, or separate your nails. However, they have different causes ...

Symptoms are different, depending on which type of fungal nail infection you have. They usually start mild and get more serious. At first, you may only see a white or yellow spot under your nail.

There are about 30 different nail signs that can be associated with medical issues, though many may indicate more than one problem, according to Dr. Amy Derick, a clinical instructor of ...