Hair coloring is not only a privilege for young people, but also a choice for middle-aged people to pursue fashion. More and more young people choose colorful hair colors to set off their own differences. Older people choose black or brown to decorate the...
Hair coloring is not only a privilege for young people, but also a choice for middle-aged people to pursue fashion. More and more young people choose colorful hair colors to set off their own differences. Older people choose black or brown to decorate themselves. However, it is not known that excessive hair coloring will cause irreversible damage to the body, not to mention cancer, at least the damage to the kidneys is more pronounced.
Why do you use dye cream to color your hair? That's because hair dye ointment contains a lot of alkaline substances that penetrate into our hair to destroy the protein and amino acids in the hair, and the more times you dye your hair, the drier it gets. There is no luster.
The greater harm is that the hydrogen peroxide in the hair dye has the effect of bleaching. It used to be white hair dyed black hair, no need to bleach, as long as the color can be formed. Now popular dyed into different colors, yellow, wine red. This requires special substances such as Amunia to bleach their hair first and then add artificial colors. Some sensitive people will become allergic as soon as they come into contact. Long term use will also cause cancer.
Long-term use of hair dyes not only increases the risk of lymphatic cancer, but also kidney failure over time, according to a US study. Hair dyes may cause cancer, and if you have to dye your hair, there are some principles to follow. No matter what reason, what color, can not dye hair too long and hair dyeing frequency too dense.
Whether old or young, hair should be checked before hair coloring, if there are scars, furuncle, dermatitis, it is best not to dye hair. High blood pressure, heart disease and pregnancy. Women also do not dye their hair during childbirth. First hair coloring should be tested for skin allergies. To avoid allergic reaction and allergic dermatitis. Decide to apply a little hair dye to the inside of the arm or to the skin after the ear root before dyeing. No blisters or burning pain and other abnormal reactions can be used to dye hair within two days.
Wear gloves to avoid contact with hair dye. In case hair dye drops into the eye or skin, rinse with water repeatedly. Wash hair and scalp thoroughly after dyeing. Do not scratch when washing your hair to avoid scalp damage and poisoning.
The number of hair coloring is not as much as possible, but should be less or larger between the two hair dyeing time interval of at least three months. In the case of colored hair, natural plant synthetic dyes should be used.
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