Forrest Gump, Do u know in India, there is more than 20 different races with 20 different languages, There are Indians who has dark complexion, Indians who is white as a Caucasian, Indians which origin from Persia who look likes middle eastern, Even Indians who look like Chinese. I wish you to go to every corner of India to study this. Don't be fool by movies such as slumdog millionaire, as you go towards northern side, the skin complexion and hair characteristic changes.
Winner OO7 is right, His patients are only from one area and they have thick and wavy hair.