A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s often triggered by lung or heart conditions like COPD, asthma, or heart ...
The study shows how breathing air containing more oxygen than what is required by the body can lead to health problems or even death. It only takes a few seconds of holding your breath to know that ...
It only takes holding your breath for slightly too long to understand that too little oxygen is bad for you. But can you also have too much? Indeed, breathing air with a higher oxygen level than your ...
Researchers at the Francis Crick Institute have shed light on how cancer cells survive in the first few hours after being cut off from a supply of oxygen. Published today in The EMBO Journal, this ...
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