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Medically reviewed by Susan Bard, MD Key Takeaways Scalp folliculitis, acne keloidalis nuchae (AKN), and acne cosmetica are ...

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 ...

Ever caught yourself looking in the mirror wondering why your face seems puffy, red, or just “off” despite getting enough sleep? You might be seeing something more significant than just a bad face day ...

Papules occur when a pore becomes clogged with excess oil, bacteria, and dead skin cells. Papules may fill with pus and develop a white or yellow center resulting in the formation of pustules. Pimple ...

Localized pustular psoriasis is a term that refers to a limited area of small pus-filled blisters on your skin, typically on your hands or feet. It is distinct from generalized pustular psoriasis (GPP ...

You’ve probably heard of psoriasis—the chronic inflammatory condition that can cause itchy, scaly patches on your skin. Less well-known is a rare form of the disease called pustular psoriasis, which ...