1.What is aerobic metabolic exercise? Aerobic metabolic exercise is a balanced state of oxygen supply and demand during exercise by accelerating breathing and heartbeat to meet the increased demand for oxygen by limb muscles. Aerobic exercise is a kind of light to medium-intensity exercise, which includes walking at a fast pace, jogging, cycling, jumping rope, dancing, skating, playing table tennis, swimming, climbing stairs, hiking and so on. No matter what kind of exercise you do, if you keep your exercise center rate in the range of (220-age) × 60% to 80%, it is aerobic metabolic exercise. This intensity of exercise can be done 3 to 5 times a week, each time to adhere to 20 to 30 minutes. Aerobic metabolic exercise is beneficial to lowering blood pressure, prevention of coronary heart disease, enhance physical fitness and endurance, so that people’s energy, delay aging, prolong life. 2, what are the health hazards of obesity? Obesity can lead to a variety of diseases, a great danger to human health: ① obese people are prone to hypertension, dyslipidemia, coronary heart disease, cerebral atherosclerosis, diabetes mellitus, gout, fatty liver disease; ② obese women suffering from breast cancer than non-obese women higher than the chances of 1-3 times; ③ colon cancer, rectal cancer incidence is also related to obesity. 3.What should I do when I get fishbone in my throat? Don’t swallow hard when fishbone is stuck in the throat, drink some vinegar to soften the fishbone, go to the hospital if you don’t see the effect, and don’t take the fishbone by yourself. 4.What should I do if my child chokes on a foreign object in the trachea? Immediately pick up the child upside down, head down, pat the back of the shoulder, so that the foreign body poured out. If it is not effective, hold the child sideways facing the adult, with the head resting on the adult’s left arm, and send the child to the hospital for emergency treatment. 5.What should I do if I take the wrong medicine? In case of taking the wrong medicine, should not be busy to take timely measures, the principle is: timely discharge, for detoxification, symptomatic treatment. ① emetic: commonly known as “buckle throat”, the patient was found immediately after the wrong medicine, you can promptly emetic, simple and effective method is to repeatedly stimulate the base of the tongue with a finger, causing vomiting. ② gastric lavage: on the basis of vomiting, such as the patient is awake, you can take a lot of tea, and then stimulate the base of the tongue to induce vomiting, gastric lavage, it is best to give the patient to serve some milk or raw egg white, in order to adsorb the drug, reduce the absorption and protection of the gastric mucosa. (iii) For patients who accidentally eat corrosive drugs, avoid inducing vomiting or gastric lavage, and protect the gastric mucosa with milk, egg white and vegetable oil. ④After the above preliminary treatment, send the patient to the hospital immediately, but don’t forget to bring the bottle or box of the wrong medicine with you, so that the doctor can check it when rescuing the patient. ⑤ If the patient is already in a state of delirium, you should take care of untying the patient’s collar, removing the accumulated material in the mouth, and keeping the airway open. If the patient’s heartbeat or breathing stops, continue to apply external cardiac compression and artificial respiration, and send the patient to the hospital for resuscitation.