It is best to do a physical assessment before exercise, and try to choose moderate aerobic exercise to avoid sudden exertion. Exercise intensity can be measured by heart rate. For people with poor heart function, the exercise time should not be too long, preferably about half an hour. If you have discomfort such as chest tightness and shortness of breath during exercise, you should immediately stop exercising and sit down and rest; If rest can't relieve discomfort, you should seek medical advice in time.
Extended data:
Foods supplemented with oxygen:
1, improve lung function and increase oxygen uptake.
Pears, grapes, tremella, white radish, Chinese cabbage, yam, sesame and black fungus can clear the lungs; Lily and loquat can relieve cough and resolve phlegm; Onion has strong anti-inflammatory activity.
2. Improve hemoglobin and blood circulation, and increase oxygen transport capacity.
Eating foods rich in iron and vitamin C together can promote the absorption of iron; In addition, folic acid and vitamin B 12 are also essential substances for hemoglobin production. Fresh green vegetables, fruits, melons, beans and meat are rich in folic acid.
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