Nail fungus, or onychomycosis, is a common infection that can cause discolored, thickened, and brittle toenails. Our blog posts explore the causes, risk factors, prevention tips, and treatment options for toenail fungus. By understanding more about this condition, you can take steps to keep your feet healthy. Contact Marvel Foot & Ankle Centers in the Phoenix area to schedule an appointment with our experienced podiatry team for expert nail fungus treatment.