1, rub hard.
Some people, especially northerners, take a vigorous bath. When taking a bath, they must rub their skin red and feel comfortable, thinking that the dirt on their bodies will be rubbed off and washed more cleanly. But rubbing the skin too hard will destroy the skin barrier and cause friction melanosis. Local skin is like the protruding parts of bones such as elbows, knees, collarbones and ribs. If it is excessively rubbed for a long time, it will also cause pigmentation.
2. Affected by drugs
In life, many drugs may change people's skin color, so some drugs will also aggravate skin blackening, especially sedative drugs have a great influence on skin color, and long-term use will lead to spots such as butterfly spots on the body.
In addition, if the ointment containing mercury is applied for a long time, it will also cause pigmentation in the lesion. The skin color changes caused by some drugs will recover after stopping the drug. If skin color changes due to drugs, you can consult a doctor about how to restore skin color. However, it is wrong not to take medicine if you are sick in order to turn white. You should pay attention to your health.
3. Bad diet
A few years ago, there were rumors on the internet that drinking coke would turn black. This is naturally nonsense, but some diets in life do cause skin symptoms, such as ginger, irritating food, seafood, chicken, duck and pig's head meat. Long-term consumption can induce rash and pigmentation, making the skin black.
In addition, normal body fluids should be weakly alkaline. If the usual diet contains too many acidic substances, it will promote the formation of skin spots, such as carrots, black fungus, purple radish and other vegetables, which will make the skin more prone to grow spots.
4, work and rest disorder
Irregular living habits are not only bad for your health, but also make your skin black. You know, during the sleep time at night, the skin is in a good repair state. Only by ensuring good sleep can skin metabolism be smoother and skin whiter.
Poor rest and lack of sleep not only affect health, but also slow down blood flow, shrink blood vessels, turn into spots due to congestion, and turn skin into gray-black. Lack of sleep will affect the skin's water locking function and make the skin seriously dehydrated. At the same time, due to the inability to ensure the supply of oxygen, the skin will be malnourished, leading to local pigment accumulation, drying and blackening.
Step 5 be exposed to the sun
Everything in nature lives because of sunlight, but ultraviolet rays in sunlight are also natural enemies of skin blackening and aging. Ultraviolet rays can stimulate the skin to produce melanin, leading to skin blackening and spots. Therefore, you must do a good job of sun protection at ordinary times, even if you go out in winter, you should apply sunscreen and isolation cream. In addition, you should be careful to remove makeup after going home to prevent cosmetics from accumulating in pores and making your skin aging and allergic.
Nowadays, many people are pursuing a fair complexion, especially the aesthetics of Asians. White and smooth skin will make people look cute and youthful. Many girls have tried many whitening methods, but before taking action, they still need to find out what the problem is and why. Only by finding the source of the problem can we get twice the result with half the effort. In addition, we should pay more attention to factors such as hydration, sleep, diet, cleanliness and mentality in daily life, and persist for a period of time, which will not only change.