Once you know the BPM you should be running to, you can find the right music and create the ultimate playlist to help you maintain a steady rhythm for your runs. You could also switch up the BPM playlists if you want a more intense run (166 BPM, for example) or an easier jog (150 BPM).
In physiology and medicine, the body surface area (BSA) is the measured or calculated surface area of a human body. For many clinical purposes BSA is a better indicator of metabolic mass than body weight because it is less affected by abnormal adipose mass.
The two lungs together contain 300 to 500 million alveoli. Scientists estimate that the total internal surface area of lungs in adult humans vary between 30-50 sq. meters and 70-10 sq. meters. The total internal surface area of human lungs is estimated to be equal to the total area of one side of a tennis court. (4.) Your heart beats about 100,000 times, sending 2,000 gallons of blood surging through your body every day.