<unk>  usually improves around the age of 20 but may persist into adulthood. Permanent physical scarring may occur. There is good evidence to support the idea that<unk>  and associated scarring negatively affect a person's psychological state, worsen mood, lower self-esteem, and are associated with a higher risk of anxiety disorders, depression, and suicidal thoughts. Another psychological complication of<unk>  vulgaris is<unk>  excoriée, which occurs when a person persistently picks and scratches pimples, irrespective of the severity of their<unk> . This can lead to significant scarring, changes in the affected person's skin pigmentation, and a cyclic worsening of the affected person's anxiety about their appearance. Rare complications from<unk>  or its treatment include the formation of pyogenic granulomas, osteoma cutis, and<unk>  with facial edema. Early and aggressive treatment of<unk>  is advocated by some in the medical community to reduce the chances of these poor outcomes.
Acne
Hidradenitis suppurativa
Oscar 
Miliaria
Sunburn
Rosacea
Scar
Folliculitis