Differences Between Straight and Curly Hair
Your hair is a unique component of who you are. While every person is a bit different, the biology behind why someone has curly hair, and others have straight hair is quite interesting. The follicles on your head determine what type of hair you will have throughout your lifetime. Hair is not just an aesthetic component of your look. Rather, it helps to protect your head by keeping it warm and blocks the sunlight from reaching your scalp. But what's behind the follicles that cause some hair to be straight and some to be curly?