TrainingPeaks has an in-depth article on the science behind CO Hb testing here, but the short of it goes like this: “First, an athlete typically does a combination of breath and blood tests to ...

A blood test can reveal your mean corpuscular hemoglobin (MCH) level. Mean corpuscular hemoglobin (MCH) is a measurement of the average amount of hemoglobin within a red blood cell. MCH that's ...

A1C levels refer to the amount of hemoglobin in your blood that has glucose attached to it, which can be useful for monitoring blood sugar levels over time. Managing your blood sugars is a key ...