How understanding your body’s aerobic and anaerobic energy systems can help you to train smarter and run better ...

Ever wondered what sets apart that spinning class that leaves you breathless from that weightlifting session that makes you ...

Scientists assumed most forms of life before the Great Oxidation Event didn't metabolize oxygen—but recent research suggests ...

Bacteria used oxygen far earlier than expected, reshaping views on early life, evolution, and photosynthesis origins.

Being physically fit is important not only to improve performance when running, but also to support overall health and ...

The results of a study that evaluated the effects of short-temperature abuse on the microbiome of fresh chicken breast and ...

Bacteria may have adapted to oxygen well before Earth’s atmosphere was saturated with it, according to a new study. Researchers who traced microbial evolution over billions of years – using machine ...