Everyone knows that smoking hurts, but many people may not realize that sedentary harm is no less than smoking, and even have the trend of catching up. Australia’s University of Queensland research found that the harm of sedentary 1 hour is about the same as smoking two cigarettes, reducing life expectancy of 22 minutes. Sedentary from head to toe harm you 1, eye disease sedentary in front of the computer, the eyes are in a state of long-term tension and not rest easily lead to myopia. Eye overwork is also prone to glaucoma, cataracts, dry eye disease, corneal ulcers. 2, cervical spondylosis At present, more and more young people suffering from cervical spondylosis, most of them are sedentary trouble. Looking down at the phone, as if hanging two large watermelon on the neck! Finance, writing work, teachers, graphic design, IT, assembly line work and other industry workers have a relatively higher probability of suffering from cervical spondylosis. Headache, dizziness, memory loss, it is painful. 3, heart disease when sitting, the blood flow is slow, fatty acid deposits in the blood vessels, more likely to block the heart vessels. A study by the University of South Carolina found that, compared with people who sit for less than 11 hours a week, people who sit for more than 23 hours have a 64% higher chance of dying from a heart attack. 4, lumbar disc injury Research shows that the human body in a sitting position, if you maintain the correct sitting posture, the pressure in the lumbar disc is 6 times when lying down; if the sitting posture is poor, the pressure will soar to 11 times when lying down. Sitting for a long time is very likely to cause strain on the lumbar back muscles and cause lumbar disc herniation. 5, hemorrhoids for a long time to maintain a sitting posture, the abdominal blood flow will slow down, the lower limb venous blood can not return, blood circulation is impeded. In this case, the rectal plexus is prone to varicose, leading to blood stagnation and eventually the formation of a venous mass, namely hemorrhoids. 6, lower extremity thrombosis Sitting for a long time, the muscle contraction of the legs is reduced, and the blood flow in the lower extremities slows down, thus increasing the chances of thrombosis. Studies have pointed out that people who sit in a fixed position for more than 3 hours a day have 2 times the risk of developing deep vein thrombosis in the lower limbs than other people. 7, diabetes research has found that a sedentary lifestyle can lead to a 112% increase in the risk of type 2 diabetes. Researchers analyzed that due to the lack of exercise due to sedentary, the body will have gravitational abnormalities in the distribution of adipose tissue. Fat accumulation in the lower abdomen and waist and back, resulting in centripetal obesity, thus appearing metabolic abnormalities, inducing diabetes. 8, cancer German researchers found that sedentary and colon cancer, breast cancer and endometrial cancer increased risk of disease related. Because the number of immune cells in the human body increases with the amount of activity, sedentary will make the body lack of sufficient immune cells. In Japan, a survey of patients who underwent stomach cancer surgery also found that eating too much and being sedentary without exercise were common characteristics. Get rid of the “chair disease” to learn the four strokes The first move: standing office Standing itself is a good “movement”. Standing can improve posture, relieve back pain, can accelerate blood circulation, promote cardiovascular health, but also to stimulate imagination and creativity. The second trick: every hour, get up and walk people are difficult to maintain a high degree of concentration for a long time, after working 50 to 60 minutes to stand up for 5 to 10 minutes of activity, not only to help the health, but also to effectively relieve work stress. So, remember to often pour a glass of water, go to the toilet, or climb down the stairs. Third trick: change the chair Sit on an unstable object, such as an exercise ball, or a stool without a backrest, to force the core muscles to work. Sit up straight and put your feet flat in front of you so that your feet can support 1/4 of your weight. Tip 4: If you have to sit for a long time If you have to sit for a long time, then try to sit in the correct position. First of all, make sure to sit straight, do not lean forward; elbows bent to 90 degrees; feet flat on the floor; shoulders relaxed; arms close to the side; back back to have support, try to lean on the back of the chair.