Medically reviewed by Marisa Garshick, MD Key Takeaways A callus is a hard and thick patch of skin caused by friction or pressure, often on hands or feet.Calluses can be treated with salicylic acid, a ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. For many, sandal season is approaching, which means it’s time to ...

While not always a cause for concern, corns and calluses may need to be removed if they’re causing persistent pain, says ...