8 “culprits” Cause Melasma
It is not until the age of 35 years that melasma appears, but from the age of 20, if using a skin scanner, a magnifying glass can see it. So what is the culprit causing this situation?
On the face, melasma is usually brown, gray, scattered, small like a toothpick or clustered in patches on the lips, symmetrical on the cheekbones, nose bridge, chin, around the eyes and forehead. Usually, accompanied by melasma is dry skin condition; and mild itching when the sun is hot and hot. Melasma increases in size and intensity with age, most commonly in women over 35. Pre-menopause or menopause will appear more and faster.
Sun's impact: The impact of ultraviolet rays on UVA and UBV components will stimulate the production of melamine pigment that creates freckles. Sunlight worsens skin pigmentation in 100% of patients.
The sun is strongest in the summer (from July to September every year
Excessive exposure to the sun regularly without protection will make the skin rough, reduce shine, melasma, accelerate the aging process. elastic, early wrinkles, age spots, freckles ...
Cosmetics: Arbitrarily using all kinds of cosmetics by word of mouth without knowing the true effects and harms of such cosmetics on me.
Corticoid cosmetics reduce and lose face in a short time due to fast and strong pigmentation reduction, but less than a month later, countless disasters such as acne, skin atrophy, thinning, vasodilation occur. small blood on the face
. and melasma on the face appeared worse than before. At the same time, in these creams often have a small amount of mercury that can cause skin atrophy, if used for a long time the skin will be permanently pigmented.
Pharmaceuticals: Some drugs when used can cause sun sensitivity such as Tetracyline, Sulfamid, Thiazid diuretics, Phenergan anti-allergies, Chlopromazin tranquilizers ...
Diet: Unreasonable diet, lack of fresh fruit and nutrients, ..
. are also factors that accelerate the skin pigmentation process.
Habitat: Melasma is easy to meet in people who are often affected by the environment such as smoke, grease, tar, coal .... for example, Acetone in the nail industry or lead soldering fumes in electronics technology. Daily exposure to these fumes results in a disturbance in the normal functioning of the skin and therefore melasma.
Psychological factors: Frequent anxiety, sadness, insomnia, prolonged stress ... will make the skin pigmentation process faster.
Element from the inside
Genetic factors: This is an important agent in the development of this disorder. 20-70% of the patients studied showed that family pigmentation. Facial pigmentation is most common in Asia, Spain, Portugal and Latin America.
Hormonal factors: Melasma is commonly found in women with endocrine disorders such as Poly ovarian cysts, diseases and oral contraceptive use.
It also develops during complex physiological development periods (hormonal changes) and is often sudden such as puberty, menstruation, during and after pregnancy, premenopause and menopause.
Every month, the hormonal cycle changes according to the menstrual cycle, making the hormonal disorders in women higher. When there is a decline in female sex hormones (estrogen), hormones have a whitening effect, cosmetic agents, chemicals, birth control pills ... women often use to increase the rate of skin pigmentation.. . Dịch vụ: Thiết kế website, quảng cáo google, đăng ký website bộ công thương uy tín
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