Ready In. 30 m. Melt the butter or margarine in a large skillet over medium-high heat. Add the garlic and asparagus spears; cover and cook for 10 minutes, stirring occasionally, or until asparagus is tender. If you like your asparagus well done, reduce heat and cook an additional 10 minutes.
Another possible cause of low blood oxygen saturation is anemia, which occurs when the red blood cells don't have adequate hemoglobin, an iron-rich protein that acts as the oxygen carrier, according to the National Anemia Action Council. Anemia has many causes.
Low blood oxygen may make you feel short of breath, tired, or confused, and can damage your body. Oxygen therapy can be given for a short or long period of time in the hospital, another medical setting, or at home. Oxygen is stored as a gas or liquid in special tanks. These tanks can be delivered to your home and contain a certain amount of oxygen that will require refills.