Folliculitis is a common skin condition that occurs when hair follicles become inflamed due to infection, irritation, or blockage. The most frequent cause is a bacterial infection, though fungi and ...

Medically reviewed by Susan Bard, MD Key Takeaways Scalp folliculitis can cause red, sore bumps that may be itchy and painful ...

A pimple inside your nose usually isn't serious and can be treated at home. An inflamed hair follicle is a common cause of a pimple in the nose. Avoid picking your nose to reduce the chances of ...

Hair follicles are complex structures that surround the hair root, anchoring it to the skin and giving the hair its hold. At the same time, the area between the skin and the follicle provides optimal ...