And so now, when we go from the lungs to our exercising tissue, there is a difference of 98% -32%. So 66% and that means 66% of the hemoglobin has unloaded and released that oxygen to the cells of our body that are exercising. And that is a lot of oxygen. And that means hemoglobin can successfully deliver the oxygen to our tissues of the body from the lungs. Now, what about myoglobin? Well, let's do the same exact thing for myoglobin.