What are the dangers of washing your hair with cold water

When the weather is hot, many people like to wash their hair with cold water. This method is not good for health. We should not cause adverse effects on health just for the sake of temporary coolness. First of all, washing your hair with cold water is not easy to remove the oiliness of the scalp. It is also easy to cause adverse stimulation to the scalp and accelerate the production of dandruff, especially for people with poor physical fitness, and it may even easily cause disease.

What are the dangers of washing your hair with cold water?

1. Cannot be cleaned

In the hot summer, many people like to wash their hair with cold water. They will feel very cool during the washing process, but its ability to remove dirt is much worse than warm water. In many cases, cold water cannot clean the scalp well. Especially in summer, we all know that summer is a season of vigorous metabolism for the human body. Since the scalp produces more oil than before, it needs to be washed with hot water.

2. Not conducive to blood circulation

Washing your hair with cold water can easily inhibit blood circulation, causing the scalp to be ischemic for a short period of time, which is very detrimental to hair growth. In particular, some people like to wash their hair immediately after exercising. Doing so can easily cause abnormal intracranial vascular function. When an attack occurs, there will be various phenomena such as dizziness, black eyes and vomiting. Severe cases may also cause intracranial hemorrhage. So everyone must be careful not to wash your hair with cold water.

3. Easy to irritate the scalp

People's scalp temperature is relatively high in summer. Suddenly coming into contact with cold water at this time can easily produce a strong irritation. People who like to wash their hair with cold water in summer will cause the hair follicles to shrink sharply and damage the hair follicles, which can cause severe hair loss. There are also many people who like to wash their hair with cold water before going to bed, thinking that washing will make them feel comfortable and help them sleep. However, they do not know that doing so will cause greater harm. The human body consumes more energy in the summer, and it is easy to get tired and the immunity against diseases is relatively weak. Therefore, washing your hair with cold water before going to bed will cause moisture to be retained on the scalp, and the head will be exposed to cold when it dissipates heat. Over time, it can easily lead to qi stagnation, blood stasis, and meridian blockage. If you sleep in an air-conditioned room after washing your hair, with your head facing the cold air, you will experience a mixture of cold and heat, which can easily cause headaches and colds. Therefore, the editor recommends that no matter how hot the weather is, you must remember to wash your hair with hot water. Don’t be lazy and seek temporary coolness. Doing this for a long time will cause great harm to your health.

4. Insomnia and dreaminess may cause cerebral thrombosis

If you wash your hair with cold water every day for a long time, not only will the pain of your headache escalate, but you will also have symptoms such as anxiety, dizziness, irritability, shortness of breath, panic, fear, tinnitus, back pain, insomnia, neck stiffness, etc. Some people have obvious tender points on both sides of the neck pillow. In severe cases, the violent contraction of cerebral blood vessels may even lead to cerebral thrombosis.