Infections
Folliculitis
Folliculitis is inflammation of hair follicles that looks like small red or pus-filled bumps, often caused by bacteria, yeast, shaving or friction. Dermatologists identify the cause and treat it with targeted antibacterial or antifungal therapy.
Overview
Back and chest bumps that resist acne treatment may be fungal folliculitis, common in Korea's humid summers.
At a glance
Types
Bacterial, Malassezia (fungal), shaving-related, hot-tub folliculitis.
Treatment options
Topical or oral antibiotics, antifungal washes and tablets, shaving changes.
Prevention
Breathable clothing and showering after sweating.
Frequently asked questions
Is it acne?
It can look similar but needs different treatment.
Why does it get worse in summer?
Heat and sweat encourage yeast and bacteria.
Can laser hair removal help?
For shaving-related folliculitis, yes.
Related
Choose a specialist
See a board-certified dermatologist, not just a “skin clinic”
In Korea, only about 1 in 10 clinics that treat skin is run by a dermatology specialist (피부과 전문의). Specialists complete a four-year dermatology residency and a national exam. Our directory lists only clinics in the Association of Korean Dermatologists’ specialist search. This page is general information, not medical advice.