A normal follicle looks like this:
For reasons no one completely understands, follicles, often called pores, sometimes get blocked. Sebum (oil) which normally drains to the surface gets blocked and bacteria begins to grow. Both whiteheads and blackheads start out as a microcomedone. The picture below is a microcomedone:
okay citer pasal acne lagi kan..hehe..tgh obses pasal acne nie..
actually acne nie ader 2 types..
- non-inflammatory ( whitehead & blackhead )
- inflammatory (papule & pustule )
BlackheadA blackhead occurs when the pore opens to the surface, and the sebum, which contains the skin pigment melanin, oxidizes and turns a brown/black color. It is not dirt and can not be washed away. Blackheads can last for a long time because the contents very slowly drain to the surface.
okay sampai sini jer saye copy & paste ..xleyh copy org laen nyer usaha ..sian die..hehe.. ..so kalo korang nak tahu lebih lanjut..about another 2..juz click here -> acne.org
site nie best sgt..die ajar mcam2..even cmne nak basuh muke..my frenz hidayah yg ckp sal site nie..
p/s: xsanke blackhead n whitehead tue acne kan