Can women wash their hair in cold water? What happens when a woman washes her hair in cold water? Let's get to know
can a woman wash her hair in cold water? No, it's not good to wash her hair in cold water. It's even worse in a woman's physiological problems. It's possible to get uterine cancer. Do you know how Mei Lanfang died! The harm of women washing their hair with cold water is not only that it is not good to wash their hair with cold water at any time in the morning, but also that it is very bad to wash their hair with cold water for a long time, which will make the nerve line of the brain unable to stand stimulation, and will produce headache and dizziness. Washing your hair with hot water can refresh your mind and help nourish your hair. It's not easy to lose your hair. So it's better to wash your hair with hot water. The temperature of shampoo should be 31-38 ℃. If the water is too hot, it is easy to damage the hair, making it brittle and easy to break; if the water is too cold (cold), the oil removal effect is poor, and the washing is not clean. When changing the water, the water used should be mixed with the same water one after the other. It is not suitable to use warm water first, or the best one is warm water first, because warm water can expand the skin capillaries and dermis superficial blood vessels, open the pores of sweat, promote the excretion of metabolic waste, so the decontamination power is stronger than cold water, In particular, the dust attached to hair dryness is easier to be removed. If you wash your hair with cold water in the cold winter, it will cause cold even in the hot summer, because of the difference of head temperature, it will cause diseases such as fever, cold water washing is not good in the hot days, it will cause headache. Many people like to wash their hair with cold water when they are sweating all over in the hot days, so it is easy to cause headache. Because the arteries and blood vessels in the human brain are very sensitive to pain. In the hot season, the head is prone to sweat after exercise. At this time, the blood vessels expand. If washed with cold water, it may cause the abnormal function of the intracranial blood vessels. When the attack occurs, there will be the phenomenon of dizziness, blackness of the eyes and vomiting. If it is serious, it may also cause intracranial hemorrhage. Therefore, after a lot of exercise, it is necessary to wash with warm water, suffering from heart and brain The elderly with vascular disease should pay more attention