I have a constant sweet smell in my nose, everything about me smells sweet, people tell me that i don't smell, it is driving me crazy? Dr. Nayla Mumneh Dr. Mumneh. Sweet smell: Rarely hear this, usually people complain of bad smell. You had a recent low blood sugar, you should keep monitoring your blood sugar. Try stopping all fragrant soaps and body lotions and all unnecessary supplements and see if it goes away. ...Read more.
This measurement is called an arterial blood oxygen. A normal arterial blood oxygen level typically falls between 75 and 100 mmHg. Your blood carbon dioxide level and pH -- a measure of acidity or alkalinity -- are usually measured along with the arterial blood oxygen level.
Though the pulse oximeter actually measures the saturation of oxygen in your blood, the results are often used as an estimate of blood oxygen levels. Normal pulse oximeter readings range from 95 to 100 percent, under most circumstances.Values under 90 percent are considered low.1  Causes.ypoxemia, or low blood oxygen, describes a lower than normal level of oxygen in your blood. In order to function properly, your body needs a certain level of oxygen circulating in the blood to cells and tissues.