I tell my patients on oxygen (and those who are supposed to be on o2 but refuse) to always protect your heart. When your oxygen levels dip too low, it is your heart that works harder to supply the vital organs and the muscles with what little oxygen is left in your bloodstream. Your heart […]

Pulse oximeters are very useful for telling us when you don’t have enough oxygen in the blood.  Some people desaturate with exercise. Some people desaturate when they sleep. One of the things we measure in Pulmonary Rehab is saturation at rest, with exercise, and then recovery (how long it takes for your heart rate and […]