Scientists rethink why giant insects once ruled the skies, finding oxygen may not explain their size or disappearance.

Low haemoglobin reduces oxygen delivery, making flying riskier due to lower cabin oxygen levels and increased fatigue or ...

A new MRI method measures cardiac oxygen use in three minutes without catheters or radiation, offering a simpler way to study ...

Best Home Hyperbaric Chamber Buyers Guide 2026 Libertyville, United States - March 21, 2026 / MedEq Fitness / If you've ...

Patients continuously monitored after surgery experienced significantly less time with dangerously low oxygen levels compared ...

If you use Virgin Media O2 to get online, make calls and send texts, you need to be on high alert. The telecoms giant has just issued an important warning, telling users not to click on a worrying new ...

Feb 20 (Reuters) - (Health Rounds is published on Tuesdays and Thursdays. Think your friend or colleague should know about us? Forward this newsletter to them. They can also subscribe here.) Diabetes ...

In iOS 26.4, Apple added an Average Bedtime metric to the Sleep section of the Health app, letting users better monitor how bedtime impacts sleep quality. Under a new Sleep Highlight, Apple lists the ...

These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their remarkable ability to survive these conditions could offer a key model for ...

Safety regulators have instructed operators of certain Israel Aerospace Industries converted Boeing 747-400 freighters to check wiring in the vicinity of cockpit oxygen hoses for potential risk of ...

To take a pulse oximetry reading, turn on the device, place it on your fingertip, sit still, and wait for a stable reading. Normal oxygen saturation levels range from 95% to 100%; levels below 92% may ...