Causes of Acne

Many Causes of Acne

many causes of acne in face

Causes of Acne - Acne is a skin irritation that is very disturbing. Acne not only causes discomfort on the skin, it can also reduce the appearance and self-confidence, especially if it appears on the face. There are several factors that cause acne are caused by bacteria and some activities and food. Below are some of the causes of acne;

Causes of Acne because pilosebaceous unit

All acne is a disorder of the pilosebaceous unit, which consists of hair follicles, sebaceous glands, and a strand of hair (fur) body. These units are found everywhere in the body except the palms and soles of the feet, upper legs and lower lip. The number of pilosebaceous units most are on the face, upper neck, and chest. Sebaceous glands produce a substance called sebum, which is responsible for keeping the skin and body hair still damp. During adolescence, the sebaceous glands enlarge and produce more sebum under the influence of hormones called androgens. After age 20, sebum production begins to decline.

causes of acne

Pictures of Causes of Acne

Causes of Acne because bacteria Propionibacterium acnes

The bacteria called Propionibacterium acnes, is a normal inhabitant of human skin. This bacterium uses sebum as food to grow, thus increasing the number of follicles during puberty. Someone who has had more acne bacteria Propionibacterium acnes in follicles than people who do not have acne. The presence of bacteria attract white blood cells to the follicle. White blood cells it produces enzymes that destroy the follicle wall, causing the contents of the follicle into the skin layers (dermis). This process causes inflames response (inflammation) seen as papules (red bumps), pustules, and nodules. The bacteria also cause the formation of free fatty acids, which are irritants (irritant), thereby increasing the inflammatory process in the follicle.

Causes of Acne because Normal Follicles

Sebum produced by the sebaceous glands join chipped cells in the hair follicles and hair follicle meet. When follicles "full", the sebum spreads to the surface of the skin causing the skin look greasy. If this process correctly, the skin will stay moist and healthy.

acne structure in skin

picture of acne in skin

Causes of Acne because follicles Impeded

The problem arises when sebum is trapped in the hair follicles. For reasons that are not known with certainty, some follicles become blocked. Sebum is produced but is trapped on the way out, and the cells that are normally separated into sticky and covered follicles. The process is called komedogenesis follicle blockage. This causes some follicles to form a type of acne called comedones, also known as "blackhead" and "whitehead".