But you may not know that hair problems may also be closely related to overall health.
Kurt, author of hair: an interesting history of mankind and professor of dermatology and pathology at Yale University School of Medicine, USA? Stan believes that hair is like a treasure house of information and a mirror of the body, which contains all kinds of health information and calls on people to pay attention to hair health.
Does the change in hairstyle remind you? ill
Healthy hair not only looks black and shiny, but also feels smooth. However, due to individual differences, some people's hair may naturally be yellow, sparse and rough, and if there are no other health problems, there is no need to see a doctor.
Excluding congenital factors, if the hair is abnormal for a while, it is likely that the body is issuing a health alarm.
1? Slow, probably hypothyroidism.
Eliminate the influence of frequent dyeing, staying up late and other behaviors. If the hair gloss becomes worse after a period of time, it may be caused by hyperthyroidism or hypothyroidism.
If unexplained fatigue, weight gain or loss occur at the same time, it is necessary to seek medical attention to detect thyroid function in time.
2? In a bad mood, my hair turns white quickly.
In the Song of Autumn Pu by the Tang Dynasty poet Li Bai? White hair three thousands of feet, sorrow as long? Although the relationship between hair and mood is expressed in an exaggerated way, it is not unreasonable to explain it with modern science.
Studies have shown that when you are depressed and distressed, white hair will follow. In life, because life has been hit hard or hit? Grow old overnight? Examples are not uncommon.
Young bald head? Although it is mostly related to heredity, work stress, emotional instability and staying up late are also key incentives.
In addition, the dense, dry, dry state of hair also interacts with the essence and blood of human organs.
Chinese medicine thinks? Hair is the tip of blood, showing off the kidneys? . That is to say, when qi and blood are strong, hair grows normally, and when qi and blood are insufficient, hair doesn't grow to the head, which makes it white and easy to lose hair.
3? Stress causes hair loss.
Under normal circumstances, it is normal for people to lose about 100 hairs every day, and it will not affect the amount of hair. If your hair falls out as soon as you comb it, or as often as you wash it, you need to pay attention.
Excessive stress is the most common cause of hair loss, except for a large number of hair loss during lactation, and suffering from certain diseases or taking drugs.
4? The hair is crisp, suggesting malnutrition.
Hair is basically made up of protein. Long-term lack of nutrients in the body will also lead to hair malnutrition, which will not only make hair loss more serious, but also make hair split, dry and easily broken.
Hair care should be repaired both inside and outside.
There is a saying in the dialectical method. External factors can only work through internal factors? The same is true of hair. If you want to have a thick and healthy hair, it is more important to adjust from the inside out and lay a good foundation.
Hair quality is closely related to trace elements in the body. Cells in hair follicles are the fastest growing cells in human body, and their growth must be fully nourished.
It is suggested to eat more protein-rich foods such as fish, beans, green leafy vegetables, animal livers, walnuts and sesame seeds? Hair care? Food helps to strengthen hair. At the same time, develop a good lifestyle, don't stay up late, learn to dispel bad emotions and combine work and rest.
In addition, external factors can not be ignored. Try the following nursing suggestions:
▌ changed shampoo.
Many people may have encountered this situation: after using the same shampoo for a while, the effect is not as good as before.
This is because the scalp is resistant to some ingredients, such as dandruff shampoo, which has the function of removing fat and inhibiting bacteria to a greater or lesser extent. Immune? .
If this happens, it is recommended to switch to other brands immediately or use them alternately.
Shampoo should not be applied directly to the scalp.
Scalp is the place with the most and densest hair follicles, and chemical components such as phenylenediamine in shampoo or hair dye may enter the body from here, which may pose a long-term risk of allergies and liver and kidney damage.
The correct way is: when washing your hair, foam it first and then apply it to your hair; When dyeing hair, avoid contact between hair dye and scalp.
In addition, the conditioner should be applied to the scalp less, otherwise it will make the scalp more greasy and uncomfortable (except dandruff conditioner), and it can be applied to the place away from the hair root 1~2 cm.
Don't shave your nails when washing your hair.
The scalp is very fragile. Is it useful? Scratch your head? The way you wash your hair, it may itch more and more. In addition, it is easy to hide bacteria under the nails. If you scratch your scalp, bacteria can easily enter and cause infection.
Wash your hair slowly with your fingertips in circles.
▌ Don't dye your hair often
Most products used for perming in the market contain alkaline components and oxidants. Regular use will destroy the surface layer of hair, resulting in yellowing, crispness, loss of elasticity and luster.
Under normal circumstances, the interval between two perms should not be less than half a year.
Pay attention to sun protection
Like skin, hair needs sun protection. Too much sunlight will make your hair dry and fragile. In summer, it is recommended to choose hair care products containing sunscreen ingredients, or wear a sun hat when going out.
▌ insist on washing your hair with warm water.
Some people like to wash their hair with very hot water, but this will destroy the skin barrier of the scalp, lead to a lot of dandruff, and also hurt hair follicles and hair quality.
It is recommended to wash your hair with warm water, the water temperature is about 40 degrees Celsius.