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• 00:27, 28 November 2025 BobbyeFairbank talk contribs created page A Smartphone’s Camera And Flash Could Help People Measure Blood Oxygen Levels At Home (Created page with "<br>First, pause and take a deep breath. When we breathe in, our lungs fill with oxygen, which is distributed to our red blood cells for transportation throughout our bodies. Our bodies want quite a lot of oxygen to perform, and wholesome folks have no less than 95% oxygen saturation all the time. Conditions like asthma or COVID-19 make it harder for bodies to absorb oxygen from the lungs. This leads to oxygen saturation percentages that drop to 90% or under, an indicati...")