Every two seconds, a person needs to blood in the United States and as the report of Red Cross of America in total daily 44 thousand blood donations are done in this country. A whole blood donation takes 45 minutes to 1 hour that could save the lives of more than three people.
the health benefits of blood donation for donors is very bright and can include the following:
cardiovascular health: researches have shown that, in general, some people usually consume the iron higher than their daily requirement. Taking more than the recommended limits increases the production of free radicals in the body.
Free radicals cause cellular changes that disrupt the normal functioning of cells and increase the risk of some chronic diseases like heart disease and cancer. This problem is more acute in men and postmenopausal women.
People who use of too much red meat are also at risk of increasing the amount of iron in their body. But blood donation can take out some of this iron, which can cause to free radical production in the body. In fact, researches have shown that men who donate blood are generally less at risk for heart disease. Because heart disease is the most common cause of death in men, this can be one of the best benefits of blood donation on their health.
Reduce the risk of cancer: reducing the iron stores in the body can also reduce the risk of cancer. As mentioned, addition iron has been linked to risk of damages caused by free radicals and increasing the risk of cancer and aging. According to conducted researches, blood donation prevents the liver, lung, colon, and throat cancer.
Burning calories: in general 650 calories is lost at any time of donating blood. This means that regular blood donation can lead to lose of significant amounts of weight. However, maintaining the adequate iron levels in the body and given the circumstances of weight of donors is essential.
Better blood flow: According to researchers, frequent blood donation get better the blood flow and causes to less risk of damaging the blood vessel walls and block the artery.