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:

4 comments

  1. Mishuk  

    nice site. take new fresh new ssssmillles to your lovely needed post and hope to back also to

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    thanks.good luck friend.

  2. Nanang  

    Very nice articles :)

  3. Admin  

    great was here..visit great blog for great day n great smileee..

  4. Michael  

    Sebum regulates the growth of bacteria that helps for acne treatment.

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