1, blood donation contributes to the regeneration of new blood: blood donation can eliminate excess blood in the body and contribute to the regeneration of new blood, so that waste substances in the body can be metabolized in time, and then fresh blood substances can be generated.
2, blood donation can prevent arteriosclerosis: blood donation can achieve the purpose of reducing blood, replenishing water, and blood will be diluted, thus achieving the purpose of lowering blood pressure, blood lipids and preventing arteriosclerosis.
3, blood donation can prevent cancer: the human body contains iron, and the iron content exceeds the normal level of 10%, which will increase the risk of cancer. Blood donation can directly and effectively reduce the iron content in our body, thus achieving the effect of preventing cancer.
Extended data:
Precautions for users to donate blood:
1, after blood collection by users, blood donors should take a short rest at or near the blood collection site and should not get up in a hurry to prevent transient cerebral ischemia. At the same time, press the sterile cotton ball at the eye of the needle to avoid bleeding or subcutaneous congestion.
2. Pay attention to the cleanliness of the needle eye the next day after blood donation. Take a bath, too Do not use dirty water or soapy water to enter or irritate the eye of the needle to prevent infection.
3. After blood donation 1-2 days, appropriately increase the amount of water, pay attention to supplement a little high-protein and digestible food, and avoid overeating. Pay attention to proper rest and don't engage in strenuous activities. Individuals who feel tired will soon disappear as long as they get enough sleep.
Baidu encyclopedia-blood donation
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