Is it better to wash your hair with hot water or cold water

We are all very busy at work every day, and it is even difficult to find time to wash our hair. Some people may consider time constraints and like to wash their hair in the morning before going out, or in the evening. And some people prefer to wash their hair with cold water. For people with strong immunity, washing hair with cold water may not be a big deal, but if your physical condition is poor, washing hair with cold water is likely to cause illness.

The chance of catching a cold will greatly increase, and cold water flushing the head in hot seasons or after exercise has more adverse effects. Many people like to wash their hair with cold water when they are sweating profusely on hot days, which can easily cause vascular dysfunction. The arteries inside the human brain are very sensitive to pain. In hot seasons, the head is prone to sweating after exercise and labor. At this time, the blood vessels dilate. If you rinse with cold water, it may cause abnormal function of the intracranial blood vessels, and there will be dizziness, black eyes and vomiting. In severe cases, it may also cause intracranial hemorrhage, so be sure to rinse with warm water after strenuous exercise.

In the cold winter season, washing your hair with cold water can easily cause a cold or frostbite. In the cold winter season, the cold wind penetrates into the bone, and washing your hair with cold water can cause blood vessels to constrict, body temperature to drop, and the body to get cold, leading to a cold. In addition, it is easy to catch cold and develop respiratory diseases, among which typhoid bacillus and tuberculosis bacillus can even take advantage of the opportunity to invade. The water in winter is freezing cold. If you wash your hair with very cold water for a long time, your skin will get frostbite and chilblains.

Through the above introduction, I believe everyone already knows that it is best to use warm water to wash your hair, and never wash your hair with cold water frequently. Also, don't go to bed immediately after washing your hair before it's dry. When washing your hair in winter, you should pay attention to keeping warm to avoid catching a cold due to washing your hair. In addition, women should not wash their hair with cold water during menstruation, and it is best for women to reduce the number of times they wash their hair every day.