1, with makeup to sleep: Some women, especially young women, do not remove makeup before going to bed. The cosmetics remaining on the skin block the pores and cause the sweat glands to secrete obstacles. It is not only easy to induce acne, but it also damages the skin for a long time, which accelerates the aging process. 2, with bra to sleep: Bras are protective for the breast, but wearing a bra to fall asleep can cause illness. Especially induced breast tumors. According to a study conducted by experts, women who wear bras for more than 17 hours a day are at least 20 times more likely to develop breast cancer than people who wear bras or bras for a short period of time. This is because the breasts are under pressure for a long time, the lymph flow is blocked, and the harmful substances are trapped in the breasts. 3, with accessories falling asleep: Some women do not have the habit of removing ornaments when they are sleeping. This is very dangerous. First, some accessories are metallic, and wear on the skin for a long time. Unconsciously, it will cause chronic absorption and accumulation of poisoning (such as aluminum poisoning, etc.). Second, some ornaments with luminous effects will produce radium radiation, although the amount is weak. A long period of accumulation can lead to undesirable consequences. Thirdly, sleeping with a trim can hinder the circulation of the body and adversely affect metabolism. This is also the reason why localized skin with accessories tends to age. 4, drunk to sleep: With the change of lifestyle, the nightlife of young women is more abundant nowadays. In particular, some professional women have more entertainment and often go to bed with microdrinks. According to medical research, drinking before going to bed is prone to suffocation after falling asleep, usually about 2 times a night, about 10 minutes each. For a long time, people are prone to diseases such as heart disease and high blood pressure. 5, angry before going to bed: Angry before going to bed, will make people's heart beat faster, shortness of breath, many thoughts, so that it is difficult to sleep. 6, bedtime meal: Before going to bed, you have to eat too much, the stomach and intestines must intensify digestion, and the stomach filled with food will continue to stimulate the brain. If the brain has excitement, people will not be able to sleep peacefully. As Chinese doctors say, "If the stomach is not, then you are uneasy." 7. Tea before bedtime: Tea contains caffeine and other substances that stimulate the central nervous system and make people excited. Drinking tea before bedtime, especially strong tea, can make it harder to fall asleep. 8, before going to bed strenuous exercise: Severe activity will make the nerve cells in the brain appear excited. This kind of excitement will not calm down in a short time, and people will not be able to fall asleep quickly. Therefore, try to keep your body calm before going to bed. 9, the pillow is too high: From a physiological point of view, pillows should be 8-12 cm. Pillows are too low, it is easy to cause "stiffness," or because of excessive blood flow into the brain, causing the next day the mind is going up, eyelid edema; pillows are too high, will affect the airway, easy snoring, and long-term high pillow, easy to lead to neck Discomfort or hunched back. 10, pillow to sleep: When sleeping, both hands pillow under the head, in addition to affecting blood circulation, causing upper limb numbness, but also easy to make intra-abdominal pressure rise, over time will also produce "reflux esophagitis." Shenzhen Guangyang Zhongkang Technology Co., Ltd. , https://www.nirlighttherapy.com