Persistent exhaustion is often blamed on stress, workload, or poor sleep, but a growing body of research points to something ...

Cyclingnews takes a deeper dive into the nasal strips you'll have seen plenty of pros wearing, what they promise and what ...

The body needs iron to deliver oxygen throughout the body. Iron supplements can help improve many conditions, such as anemia ...

Ales Bialiatski, who shared the Nobel in 2022, described long hours of backbreaking work and stints in solitary confinement.

For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required for complex life. Oxygen began building up during the period known as the ...

Background: The remarkable innovations in cardiac surgery enable surgeons to operate on a still heart while maintaining perfusion to vital organs. To offset reduced cardiac output during ...

Exercise reprograms molecular pathways in the body, offering new clues for future disease prevention and treatment. For years, it has been well established that regular exercise builds strength, ...

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Blood Oxygen is back for affected Apple Watch models. Will be reinstated with the latest iOS and WatchOS updates. Apple redesigned it to resolve an import ban over patent infringement. Get more ...