Sit-ups, a form of exercise. Lie on your back, put your legs together, raise your hand, contract your abdominal muscles, swing your arms forward, and quickly become a sitting position. Keep your upper body bent forward, touch your feet with your hands and bow your head. Then return to the sitting position. So continuous.

Practice sit-ups, the speed varies from person to person. You can try to do it five times a minute at first, and then slowly increase it until it reaches about 50 times.

Many women under the age of 30 practice for the purpose of preventing gynecological diseases. At this time, the frequency should be controlled at 60~70 beats per minute, which decreases with age. It is enough for people over 50 to do 25 per minute. For people who have a certain fitness foundation, they want to strengthen their abdominal strength through practice and ensure that they do it about 60 times a minute.

Massage: It is one of the most commonly used abdominal weight loss methods. Kneading massage cream is good for improving fat. Massage can raise the skin temperature, consume a lot of energy, promote intestinal peristalsis, reduce the absorption of nutrients in the intestine, promote blood circulation, and let excess water be excreted. Take the navel as the center, draw a question mark on the abdomen, and massage along the question mark, first on the right side and then on the left side, 30-50 times each, 1 time every day.

Walk with your abdomen closed: First of all, we must learn the "abdominal breathing method": when inhaling, the abdomen expands; When exhaling, the abdomen contracts. This is a necessary training for people who practice yoga or make sounds. Helps to stimulate gastrointestinal peristalsis, promote the discharge of waste in the body, smooth airflow and increase vital capacity.

When walking and standing, you should contract your abdomen and cooperate with abdominal breathing to make your abdominal muscles firm. I won't get used to it for the first day or two, but as long as I always remind myself that "I can lose weight by shrinking my abdomen", after a few weeks, not only my abdomen will be flattened, but my walking posture will be more charming.

People's Daily Online 10 There are 1 obesity factors among primary and middle school students, and most of them develop in childhood.