VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

When fire breaks out in the low-gravity, high-stakes conditions inside spacecraft or space stations, it behaves very ...

I just hit 20,000 steps!" my husband exclaims as he brags when his fitness tracker exceeds the oft-heard benchmark of 10,000 steps per day. Although I rarely get that many steps, I use my ...

In idiopathic pulmonary fibrosis, 12 months of pulmonary rehabilitation increased cerebral oxygenation during exercise, ...

Scattered across an abyssal plain known as the Clarion-Clipperton Zone (CCZ) are polymetallic nodules that are a potato-sized prize for mining companies in search of materials needed for humanity's ...

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 ...

President Donald Trump fumed at The New York Times on Wednesday, blasting the paper as "creeps" over a story claiming he has shown signs of fatigue while aging in office. Trump objected to a report co ...

During these tests, we zeroed in on measuring how quickly and reliably each watch interacted with the app, checked how often and effectively the app sent alerts to the watch, and assessed the overall ...

Takanori Takebe is on a mission to find out if people can breathe through their butts. As a medical doctor and stem cell biologist, Takebe spends most of his time trying to develop lab-made livers to ...

A researcher at the University of Houston finds management of diabetic ketoacidosis may center around reducing ketone levels in diabetic patients and increasing exercise capacity for better health ...

A mountaineer has made history by becoming the first person to ski down Mount Everest without the use of supplemental oxygen, expedition organizers confirmed Thursday. Polish national Andrzej ...