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.
Amazingly, your body quickly replenishes any blood that you donate. In fact, a healthy adult can donate whole blood every 56 days-or approximately 8 weeks. Plasma can be donated as often as once a month. Platelets can be given every 2 weeks up to 24 times each year. When you give through automation, also known as apheresis, you may be able to save more lives more often.