Normal SpO2 values vary between 90 and 100%. Good blood oxygenation is necessary to supply the energy your muscles need in order to function, which increases during a sports activity. If your SpO2 …

Feb 18, 2022 · An oximeter reading only indicates what percentage of your blood is saturated with oxygen, known as the SpO2 level, as well as your heart rate. It’s a quick and harmless way to check …

Dec 5, 2025 · For a healthy adult at sea level, a normal SpO2 reading falls between 95% and 100%. This range indicates that the lungs are performing gas exchange efficiently and the blood is …

Sep 25, 2025 · Normal oxygen levels (SpO2) are between 95% and 100%, indicating an adequate concentration of oxygen in the bloodstream. Levels below 90% are low (hypoxemia) and may often …

Jun 13, 2024 · Your blood oxygen level—sometimes referred to as SpO2—measures how much oxygen is circulating in your bloodstream. There are many ways to measure blood oxygen, and options are …

Dec 18, 2025 · While pulse oximeter readings are a reliable measurement of oxygen saturation levels in people with SpO2 of 90% or higher, some research suggests it may be less accurate in moderate or …

SpO2, or peripheral oxygen saturation, is a measure of the percentage of oxygen-saturated hemoglobin in the blood compared to the total hemoglobin. In simpler terms, it indicates how effectively oxygen is …

Oxygen saturation (SpO2) represents the percentage of hemoglobin binding sites occupied by oxygen molecules in your bloodstream. This measurement indicates how efficiently your respiratory system …

SpO2 is the functional oxygen saturation measured by pulse oximetry. A normal SpO2 reading is usually considered to be above 94%. An SpO2 of 90-94% can signal that a patient may have a new or …

Apr 8, 2025 · SpO₂ is an abbreviation for Peripheral Oxygen Saturation, which is a way of saying “how much oxygen is in your blood.” This value is shown as a percentage, representing how much oxygen …