Does hair need sun protection too? When hair is exposed to UV rays, keratin will degenerate and break, and hair will lose its original moisture and nutrients. Therefore, hair also needs to be protected from the sun. So, how to protect your hair from the sun in summer?
Hair is made up of keratinocytes, most of which are made up of keratin, a rather long chain of about 20 amino acids, most of which are cystine. When exposed to sunlight, cystine in the hair absorbs ultraviolet rays thus protecting the scalp.
However, after sun exposure, cystine absorbs a lot of ultraviolet light, which will make its own disulfide bond break, decomposition, keratin in the hair will be denatured and broken, the hair will lose its original moisture and nutrition, therefore, the hair also needs sun protection.
How to protect your hair from the sun in summer
1. Reduce the time your hair is exposed to the sun
In the morning from 10:00 to 4:00 pm is the most intense ultraviolet radiation, try not to go out, reduce the number of times the hair is exposed to the sun. For a long time outdoor activities of the crowd, try to wear a fresh and breathable hat, can reduce the damage brought by ultraviolet rays on the hair. When you go out, you can also choose the UV protection umbrella, reducing the direct sunlight.
2. Reasonable use of leave-on moisturizing products
Hair excessive sunlight sun, will become more dry and frizzy, every day before going out should be applied to the leave-on moisturizing moisturizing milk, can prevent the loss of hair moisture, help lock in moisture. Apply the moisturizer directly to dry or wet hair and then spray with a sunscreen moisturizing spray to keep your hair moisturized for a long time.
3. Trim sun-damaged hair
Sunburned hair self-repair process is very difficult, must get outside sufficient nutrient supply and proper repair, in order to reduce the damage brought to the hair. Try to trim off your sunburned hair. If your hair has a serious sunburn, you should cut it all off and then take good care of it.
4. Choose the right food therapy
In summer, you can also choose food therapy to repair the damaged skin, eat more food with hair care and hair strengthening function, such as nori heshouwu oyster, spinach black beans and kelp and other foods rich in iron and vitamin e and iodine.
How to take care of your hair everyday
1. Ensure sufficient sleep
Adequate sleep can promote the normal metabolism of the skin and hair follicles, and the metabolic period is mainly at night, especially between 10:00 p.m. and 2:00 a.m. This period of sufficient sleep can make the normal metabolism of hair. On the contrary, hair loss will occur if the metabolism and nutrition of hair are out of balance.
Suggestions: Try to sleep at least 6 hours a day, to develop a good habit of regular sleep. Pay attention to diet and nutrition, often eat foods rich in protein and trace elements, eat more vegetables and fruits, and eat less greasy and sugary foods.
2. Avoid excessive damage
Hair dye, perm solution on the hair is relatively large, even the hair dryer will cause some damage to the hair, so hair dye, perm more times will make the hair lose luster and elasticity, and even become yellow and dry, in addition, the ultraviolet rays of the sun will also cause damage to the hair, making the hair dry and yellow.
Suggestions: the interval between hair dyeing and perming should be at least 3-6 months. Avoid sun exposure in summer, swimming and sunbathing, and pay more attention to protection. Do not wash your hair with water temperature over 40℃, close to body temperature 37℃. Do not use strong degreasing or alkaline shampoo, because the degreasing and dehydration of such shampoo are very strong, easy to make the hair dry, scalp necrosis.
3. Keep mental health
Hair loss and mental tension or sudden mental stimulation also has a lot to do with the daily anxiety will lead to hair loss, and the deeper the degree of depression, the faster the rate of hair loss. So usually pay attention to regulate their mood, do not often in a state of mental tension.