The acne was born from a variety of causes, but the main reason comes from the hormones, weather, and the use of cosmetics.
Effect: Hormones in body
1.1 Fat creation.
1.2 dead skin cells
1.3 Bacteria
Effect: The weather
2.1 Summer weather
2.2 Pollution
Effect: Use of cosmetics
3.1 Products for the skin
3.2 no mix alcohol