There is usually no obvious reason for the ducts to become blocked, but some people do seem more prone to forming sebaceous cysts than others. It is also a condition that can run in families.

It happens when your sebaceous oil glands make too much oil that gets trapped under your skin and causes bumps. There are many treatment options available. Keep in mind that oily skin can be ...

In this article, learn about the differences between cysts and tumors. We explore the most common types and describe the conditions that cause them. A cyst is a sac of tissue that is filled with ...

Benign tumors tend to stay in one place, while malignant tumors grow and may cause new tumors to develop in other parts of your body. Both cysts and tumors can appear in your skin, tissue ...