What’s wrong with an eleven year old boy with pimples on his face?

Eleven-year-old boy face long acne with acne, folliculitis, follicular keratosis and other reasons related to the specific analysis is as follows:
1. acne: eleven-year-old boys are in puberty, androgen secretion increases, resulting in sebaceous glands secrete more sebum, clogging the pores, resulting in acne.
2. Folliculitis: bacterial infection of the hair follicle triggers inflammation of the hair follicle, which will have the manifestation of skin acne.
3. Follicular keratosis: eleven-year-old boys due to chromosomal mutations form a common genetic disease, the skin will have greasy crusty acne.
In addition, eleven-year-old boy face acne, it is recommended to go to the hospital for examination, so as not to delay the condition, while dietary attention should not eat greasy, seafood and other foods, and do not often stay up late.