By Chamith Abeyratne Understanding Warts on Feet: Causes, Treatment, and Prevention Warts are common benign growths caused by the human papillomavirus (HPV). They can appear on various parts of the body, but warts on the feet, often referred to as plantar warts, can be particularly bothersome. In this blog post, we will explore the causes, treatment options, and preventive measures for warts on feet. What Are Plantar Warts? Plantar warts are small, rough growths that typica