1: Be sure to choose a good shampoo that suits you, and don't use inferior shampoo! Wash your hair with your fingers. Don't scratch with your nails, it will damage your hair follicles!
2. Regular dyeing and perm is harmful to hair follicles.
3: Comb your hair often with a wooden comb, which is good for your scalp! You can press your head when you get up in the morning.
4. Pay attention to rest and nutrition!