Public expenditure can be classified on the basis of benefits they confer on different groups of people. Common benefits to all: Expenditures that confer common benefits on all the people. For example, expenditure on education, public health, transport, defence, law and order, general administration.
More than 4.5 million American lives are saved each year by a single, selfless act--donating blood. In fact, just one pint of blood can help save up to three lives. Although 60 percent of the U.S. population is eligible to donate blood, only 5 percent actually do. There are several reasons for the low turnout, says Ronald Sacher, MD, Hoxworth Blood Center director and professor of internal medicine and pathology, ranging from nasty weather to discouraging myths.
The Health Benefits from Donating Blood. Donating blood actually offers many more health benefits than most would expect. Not only will you help someone in need of blood, but you'll also be helping your own body optimize its health and wellness. This is an interesting fact that many people are completely unaware of. Below, we'll explore the top three health benefits you can reap from the act of donating blood. Iron in your blood can oxidize resulting in damage to your cells and tissues. The increase in oxidative stress is most dangerous to your cardiovascular system.