1, look at your hair color to see if you are sick.
(1) grayish white
Under normal circumstances, people will grow white hair after 40 years old. This is because with the increase of age, the essence of kidney gradually declines, liver blood deficiency. If you can't support your hair, white hair will appear. This is a natural phenomenon and does not require treatment.
If the hair suddenly turns white within a period of time, it is mostly caused by the imbalance of qi in the body. At this time, if the cause is treated, white hair can often turn black again. Young adults and even teenagers have long white hair, commonly known as "little white hair." Acquired gray hair is caused by many reasons: malnutrition, such as lack of protein and vitamins, anxiety and tension will make hair white. In addition, thyroid dysfunction can also cause white hair.
(2) yellowish brown or light yellow
Hypothyroidism; High malnutrition; Severe iron deficiency anemia and the initial recovery from serious illness lead to the decrease of melanin in the body, which makes the basic substances of black hair lack and the black hair gradually turns yellow-brown or yellowish.
(3) yellow
Suffering from a disease can cause hair to turn yellow. If you have systemic scleroderma, your hair will not only turn yellow, but also fall off a lot in systemic lupus erythematosus.
Children's hair thinning and sallow are mostly due to congenital deficiency of development, and may also be accompanied by "five lateness" phenomena such as sitting, standing, walking, speaking and teeth. Girls' yellow hair may be due to calcium deficiency. The main manifestation of calcium deficiency in adolescence is night sweat, that is, sweating while sleeping; Less hair, dull and brown; My calf (gastrocnemius) cramps when I sleep at night. In addition, regular perming and washing your hair with alkaline water or washing powder will also damage your hair and make it yellow.
2, hair care products
1, less hair dye. In addition to the harm caused by perming, the chemical components in hair dyes and bleaches can also harm the length and luster of hair. If you want to change the color of your hair, you may wish to use semi-permanent and temporary hair dyes, and it is best to choose the color closest to the natural hair color of your hair. If you dye your hair, also control the frequency. Frequent dyeing of hair is very harmful to hair.
2. One grows to the end. When you have long hair, you don't need to spend too much nursing money in the barber shop. You can do DIY hair care at home: put a few tablespoons of coconut oil in the palm of your hand, then apply it to the middle and end of your hair, wash it off after a few hours, or wash it overnight.
Don't let your hair sweat. In order to avoid damaging healthy hair, we suggest tying it up at work. In this way, the rubber band will protect the hair roots and find the bifurcated hair tips in time.
4. Trim hair tips regularly. If the hair is not nutritious enough, the first thing that appears is the tip of the hair, and bifurcation and short hair will appear. You can set up your own hair tips regularly, or get a haircut once a month. Make a hair mask or apply some skin care products after trimming the hair tips.