THE LUNGS ARE YOUR BODY''S BREATHING EQUIPMENT. WHEN YOU ARE RESTING, YOU TAKE AIR INTO THE LUNGS AT THE RATE OF ABOUT 15 BREATHS A MINUTE. INSIDE THE LUNGS, OXYGEN IS TAKEN OUT OF THE AIR AND ABSORBED INTO THE BLOODSTREAM. THEN YOUR HEART PUMPS IT TO THE REST OF THE BODY. THE ORGANS AND MUSCLES INSIDE YOU NEED TO DRAW ON THIS OXYGEN SUPPLY TO PRODUCE ENERGY AND TO PREVENT SICKNESS.IN THIS CASE YOUR BODY ALSO NEEDS MORE OXYGEN IN YOUR WORKS DAILY OR WHEN EXERCISING, SO YOU NEED TO TAKE FASTER AND DEEPER BREATHS TO HANDLE THE EXTRA DEMAND. THE LUNGS MUST WORK ESPECIALLY HARD TO TAKE IN AS MUCH OXYGEN AS THEY CAN FEED THE MUSCLES. LIKE VARIOUS OTHER PARTS OF YOUR BODY YOUR LUNGS GET STRONGER WHENEVER YOU EXERCISE. THE CONNECTION BETWEEN BREATHING AND EXERCISING IS LIKE A CIRCLE. BREATHING HELPS EXERCISING WHICH IN TURN HELPS BREATHING, AND SO ON. THE LUNGS ALSO HELP YOUR BODY TEMPERATURE DOWN. THIS IS BECAUSE YOU BREATH IN COOL AIR AND BLOW OUT WARM AIR. YOU ALSO LOSE MOISTURE WHEN YOU BREATH OUT, ESPECIALLY DURING EXERCISE.