Most people use caffeinated energy drinks to get more energy. But there’s a cost. First you’re jacked up. . . then you crash. When you’re exhausted, your brain, muscles, and cells cry out for more oxygen. As blood travels through the lungs, your red blood cells act as magnets for oxygen. This oxygen-rich blood releases oxygen wherever it is needed. During the month of July we will be posting tips on building your energy reserves by increasing your blood oxygen levels and stimulating the production of additional red blood cells. The more red blood cells you have in your body, the greater your oxygen-carrying capacity.