In a simpler time, we were told to avoid foods that were high in fat. But then we learned that there are many different types of fats, including some, like olive oil, that are good for you.n a simpler time, we were told to avoid foods that were high in fat. But then we learned that there are many different types of fats, including some, like olive oil, that are good for you.
1 One out of every 10 people entering a hospital needs blood. 2  Just one pint of donated blood can help save as many as three people's lives. 3  The average adult has 10 pints of blood in his or her body.
1 The average adult has about 10 pints of blood in his body. Roughly 1 pint is given during a donation. 2  A healthy donor may donate red blood cells every 56 days, or double red cells every 112 days.  A healthy donor may donate platelets as few as 7 days apart, but a maximum of 24 times a year.