How to increase blood oxygen level? -To increase blood oxygen levels, you can try the following methods: Engage in regular aerobic exercises such as walking, jogging, or swimming to improve lung function and increase oxygen intake. Practice deep breathing exercises to help expand your lung capacity and improve oxygen exchange. Maintain good posture to allow your lungs to fully expand and maximize oxygen intake. Ensure proper hydration by drinking an adequate amount of water to support oxygen transport in the body.
Avoid smoking and exposure to secondhand smoke, as it can impair lung function