Did You Know- 90% of your energy comes from oxygen and only 10% from food and water?Less then 200 years ago our atmosphere was comprised of 40% oxygen, today we breathe between 19-21% oxygen.Everyday we breathe 20,000 times!By Mass, oxygen makes up 90% of the water molecule: water makes up 65-75% of the human body.Your brain which makes up 2% of your total mass, requires 20% of your bodies oxygen needs.Cancer attacks every organ in our body, except the heart because of its abnormal supply of oxygen.