Most people don’t give a second thought to the levels of Oxygen in their Blood. That is until they develop a chronic obstructive pulmonary disease. That’s when monitoring blood oxygen level becomes critical to survival.  There are other diseases that can inhibit the body’s ability to pass oxygen through the lungs and into the blood, or interfere with the blood oxygen’s ability to travel around the body. These conditions include heart disease, asthma, and other lung damage.  Running out of oxygen is a terrifying situation to imagine. Thankfully, there are ways to improve blood oxygen level. You can learn more