There are many types of hair. But without a doubt, one of the most common is oily hair. But, do you know how an oily scalp is produced? It has glands that produce sebum (the fat that protects hair and keeps it healthy). The problem comes when those glands produce a greater amount of fat than they should. As a result, those who suffer from this problem tend to have more matted hair, with a dirty...
Spanish 
English
French
Portuguese
Deutsch
Turkish
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)
Greek
urdu