1. ingrown hair
Wikipedia definition
2. Ingrown hairIngrown hair is a condition where hair curls back or grows sideways into the skin. The ingrown hair condition is seen primarily among people having curly hair. It may or may not be accompanied by an infection of the hair follicle or "razor bumps", which vary in size. While ingrown hair most commonly appears in areas where the skin is shaved or waxed, it can appear anywhere. Anything which causes the hair to be broken off short with a sharp tip can cause ingrown hair.
Read “Ingrown hair” on English Wikipedia
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