If you sweat a lot after exercise, you can wash your hair every day. If it's not too much, you can wash it once every two days. It is not good to wash your hair every day, otherwise it may cause damage to your hair. Don't wash too much hair. It is not advisable to wash your hair before going out in the morning, especially when it is cold. Because your hair is not dry and your head pores are open, it is easy to catch cold, and even a mild person will have a cold and headache. If this happens frequently, it may also lead to joint pain and even muscle paralysis. If you sweat and wash your hair every day, it's not good for your hair. Washing your hair often makes your hair dry because of the loss of nutrients in your hair. It is generally advisable to wash your hair once every 2-5 days. The method of hair care is as follows: If you want your hair to grow healthily, you should cut it off. It is recommended to cut the split dry hair tail every two months to reduce the damaged area of dry hair. Everyone knows that perming will do harm to hair, and the number of perms will make the hair end dry and even easy to break. Dyeing hair is actually very harmful to hair. Chemical components such as hair dyes and bleaches can cause damage to hair quality, and lack of moisture can lead to dry hair, so be sure to dye less. It is not good to wash your hair every day. 1, it is best not to wash your hair every day, because there is negative feedback regulation in your body, and washing your hair every day will increase oil. It's best to nourish your hair with some conditioner. 2, usually do not eat spicy food, do not eat greasy food, eat less sweets, ban alcohol, do not stay up late, less online, eat more fresh fruits and vegetables. 3, more oil can eat some vitamin B complex to control oil.