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 …

Normal oxygen saturation levels (SpO2) are between 95 to 100 percent for both adults and children. Oxygen saturation levels below 95% are considered abnormal, and the brain may be affected when …

Feb 3, 2026 · Normal blood oxygen levels range from 95% to 100%. SpO2 can vary with activity, health, and more. Your heart, lungs, and circulatory system work together to keep these levels stable. …

Feb 18, 2022 · For most people, a normal pulse oximeter reading for your oxygen saturation level is between 95% and 100%. If you have a lung disease such as COPD or pneumonia, your normal …

Feb 6, 2026 · SpO2 (peripheral capillary oxygen saturation) measures the percentage of oxygen-carrying hemoglobin in your blood. A normal SpO2 level is 95–100% for healthy adults. Readings …

Jun 29, 2023 · A pulse oximeter reading indicates what percentage of your blood is saturated, known as the SpO2 level. A typical, healthy reading is 95–100%. If your SpO2 level is less than 92%, a doctor …

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 …

Dec 18, 2025 · Normal blood oxygen levels in adults are between 95% and 100% oxygen saturation (pulse oximeter reading). 11 See a healthcare provider if your at-home blood oxygen measurement …

For healthy adults (ages 18 to 65), the normal SpO2 range is 95% to 100% when measured at sea level. Readings within this window indicate that oxygen is being efficiently picked up by the lungs and …

A normal SpO2 reading typically falls between 95% and 100%, indicating that the lungs effectively transfer oxygen to the bloodstream and that the cells receive an adequate oxygen supply. …