In fact, millions of Americans live for many years harboring such a contagion. Statistically, this most often occurs in the form of a fungal nail infection, typically leading to thickening and ...

Thick toenails come from a buildup of the cells that make up your toenails. Possible causes include increased age, nail fungus, peripheral vascular disease, and nail psoriasis (an autoimmune disease).

In fact, millions of Americans live for many years harboring such a contagion. Statistically, this most often occurs in the form of a fungal nail infection, typically leading to thickening and ...