Bump Between Toes: Painful Bump Between Fourth and Fifth Toes? A bump between toes could be a corn or callus caused by friction or pressure. Have you noticed a small lump or bump between toes? You're not alone. Many people experience bumps between their toes, and while they're often harmless, they can also indicate a more serious condition. In this article, we'll explore the possible causes of bumps between toes, treatment options, and tips to prevent them from happening in the first … [Read more...]