Excessive weight loss. Heavy weight loss may lead to vitamin and mineral deficiency, making hair sparse. Eat more fresh fruits and vegetables, lose weight by increasing exercise, and the lost hair will grow back.
Too much hair. Long-term perm, dyeing, braiding, etc. Affected by excessive physical stretching, high fever or chemical agents, the hair roots will be destroyed and the fallen hair will not be restored. Therefore, the American Academy of Dermatology recommends reducing the number of perms, using conditioner after each shampoo, and letting the hair dry naturally, and using a hair dryer no more than once a week.
Excessive vitamin A The American Academy of Dermatology points out that taking too many supplements or drugs containing vitamin A can lead to hair loss. The consequences of hair loss caused by this reason are also reversible. If you reduce the intake of vitamin A, your hair will grow back.
Lack of B vitamins. Hair loss caused by nutritional deficiency can also be corrected. Eat more foods rich in B vitamins, such as fish, meat, eggs, avocados and nuts. , not only conducive to hair health, but also promote overall health.
Lack of protein. The American Academy of Dermatology believes that the lack of protein in the diet will limit the supply of protein to human hair, and hair loss will occur after two or three months. Therefore, it is suggested to supplement the rich fish, meat and eggs in protein.
Anemia. Iron deficiency anemia can also induce alopecia, and it is also manifested as fatigue, dizziness, cold hands and feet, and pale face. In this case, as long as you supplement iron, eat beef properly or take supplements, you can solve the problem of hair loss.
Emotional tension. Major changes may stimulate latent lesions in the body, leading to hair loss. Therefore, we should actively resist the invasion of stress and anxiety, exercise more, talk more with friends and relatives, and give ourselves more emotional support.
Suffer trauma. Dr. Mark Grashifen, a dermatologist in new york, USA, said that physical trauma, such as car accidents, serious diseases and even influenza, may lead to temporary hair loss or terminal hair loss, that is, the normal growth cycle of hair is disrupted, resulting in excessive hair loss, which usually occurs 3 to 6 months after trauma. Don't worry about this situation. With the recovery of the body, hair will grow back.
Pregnancy and childbirth. Pregnancy can change hormone levels and lead to hair loss, which usually happens after delivery. Once the hair falls, the new mother should pay attention to rest and let her body recover, and her hair will grow out in a month or two. In addition, Dr. Mark Hammond, a dermatologist at Scott White Clinic in the United States, pointed out that contraceptives and menopause can also cause hormonal changes, leading to temporary hair loss, and other contraceptive measures are recommended.
Androgen abnormality. After the age of 60, two-thirds of men will be bald, usually starting from the position above the temple, and an "M"-shaped hairline will appear. This is related to genes and androgen. Topical hair tonic and oral finasteride hair tonic can be used to inhibit hair loss and promote hair regeneration.
Heredity. If women in the family start to lose their hair at a certain age, the chances of women suffering from hair loss will increase. Unlike the decline of male hairline, women are more prone to thinning hair. Women can also use strong root hair-fixing shampoo to prevent further hair loss (such as Youyuan Sanjie ginger shampoo).
Hypothyroidism. The thyroid gland can't secrete enough hormones, which affects the normal metabolism of the body and may also cause hair loss. In this case, you should ask a doctor to test the thyroid function index, treat it in a targeted way, and the hair loss will be cured.
Autoimmune diseases. If the immune system is too active, it will attack the hair and lead to alopecia areata. Lupus erythematosus can cause cicatricial alopecia and cannot regenerate. This situation can change the hairstyle and block alopecia areata.
Certain drugs. Some drugs used to treat rheumatism and skin diseases, non-steroidal anti-inflammatory drugs (such as ibuprofen) and antidepressants may bring side effects of hair loss, so doctors should be asked to change their medicines as appropriate.
Second, massage acupoints to prevent hair loss.
Experts say that some acupoints can promote scalp blood circulation. Through massage stimulation, scalp blood flow can be increased, and more nutrition can be delivered for hair growth, thus preventing hair loss.
Expenses. Baihui point in the central depression of the head can prevent alopecia caused by various reasons and has the effect of refreshing the brain. Fingertips of index finger and middle finger of both hands are close together and pressed vertically downward. If the pain is intense, press them with the tip of one middle finger. Pay attention to cleaning nails in advance to prevent skin damage.
Behind the tip of the ear. Massage Jiaosun point behind the ear, flush with the tip of the ear, can promote blood circulation. You can press it gently with your thumb. When pressing both acupoints at the same time, be careful not to press hard.
Behind the earlobe. Pressing a wind point in the depression where the head is flush with the earlobe with the belly of the thumb can not only promote the blood flow of the head, but also prevent and treat problems such as heavy head, headache and dizziness. Be careful not to press too hard.
The back neck. Fengchi point is located in the posterior neck and under the posterior skull, and the outer edges of the two tendons are recessed in the fossa, which is equivalent to the flush of the earlobe. Pressing this acupoint can quickly improve the blood flow from the head and neck to the head. You can use your thumb and fingertips to push up at the acupoints, and with moderate strength, you can feel pain. If your fingers are not strong enough, you can lean your neck back to gain strength.
Inside the elbow. Shaohai point, located at the end of the transverse stripes on the inside of elbow joint, has the functions of improving cardiopulmonary function and promoting head blood flow and scalp metabolism. When pressing, straighten your arm, press with the thumb of the other hand, and hold the elbow joint with the other four fingers.
Note: The best time for pressing is after taking a bath at night, when the muscles are relaxed, the blood circulation is improved and the pressing effect is good. Do not press on an empty stomach or when you are full. Massage should be done in eight parts, and each massage lasts 65,438+0 ~ 3 minutes according to your own ability, with no physical discomfort as the degree. Exhale slowly when pressing, and inhale slowly when the fingertips leave, which is helpful to improve the pressing effect.
Three to five foods to prevent hair loss
Salmon. Protein and vitamin D in salmon are beneficial to enhance hair quality, and omega-3 fatty acids in salmon are as important to hair as water is to human body. Fatty acids are beneficial to the health of scalp cells and can prevent scalp and hair from drying.
Walnut. Walnut is a nut rich in omega-3 fatty acids. Rich in vitamin h and vitamin e, it helps to protect cell DNA from damage and keep hair shiny and bright. Walnut oil or crushed walnuts can be added to the cold salad appropriately.
Oysters. Oysters contain a lot of zinc, which helps to regulate androgen in human body. Low androgen level can easily lead to hair loss, slow hair growth and increased dandruff. Foods rich in zinc include crabs, clams and lean beef.
Sweet potato Sweet potato contains a lot of beta carotene, which will be automatically converted into vitamin A in the human body, which is beneficial to skin and hair health. Other foods rich in beta carotene include carrots, mangoes, pumpkins and apricots.
Eggs. Eggs are not only rich in vitamin H which is beneficial to hair growth and scalp health, but also rich in protein and four key trace elements such as zinc, selenium, sulfur and iron. Among them, iron is particularly important, which helps to provide more blood oxygen for hair follicles and promote hair growth. Besides eggs, eating lean pork and beef also helps to supplement iron.