Medically reviewed by Casey Gallagher, MD Flat warts (verruca plana) are small, slightly raised bumps that appear in clusters ...

Warts are tough little lumps on your skin that are caused by a virus called “human papillomavirus”, or HPV. These lumps are small, rough, and can appear on your palms, knuckles, and knees ...

Hand warts are an easily contractible skin condition that can be passed at even the most mundane of moments, from shaking ...