What Is a Verruca? A verruca is a viral wart on the sole of the foot — and it can be more stubborn than people expect. This guide explains what causes them, how to identify one (and tell it apart from a corn), and what the most effective treatment options are.

Yellow toenails are common but shouldn't be ignored. From fungal infection to nail polish staining, there are several possible causes — and each needs a different approach. Find out what's behind your yellow nails and when to seek professional help.

Fungal nail is common — and slow to treat. Learn signs, causes, treatment options, and what realistic progress looks like over time.