Repeated closed mouth pimples on the forehead are usually whitehead pimples that appear after the occurrence of acne, which may be related to the imbalance of estrogen androgen levels with elevated androgen levels and the reproduction of Propionibacterium acnes.
Closed mouth that is closed acne belongs to the whitehead pimples, belongs to a type of acne, is a yellow sebaceous keratinous embolism, for the conical papules in line with the hair follicles, if the lesions aggravate can cause inflammatory papules, pustules and other skin lesions.
Acne is a chronic inflammatory disease that occurs in the sebaceous glandular units of hair follicles, of which adolescents are the most common, probably due to the enlargement of the sebaceous glands and the increase in sebum secretion during puberty due to elevated levels of androgen and imbalance in the levels of estrogen and male hormones.
In addition, Propionibacterium acnes can grow and multiply with the supply of sebum, have sebum excretion blocked, sebum as well as keratin plugs accumulate in the follicular opening to form acne.
It is recommended to go to a hospital specialist for treatment under the guidance of a doctor to treat the cause and symptoms.