Nighttime drops in ocean oxygen raise energy use in small reef fish. Repeated stress could affect reef health as oceans warm.

On the world’s highest battlefields, the enemy is often thin air, brutal cold, and a body that is always one mistake away from shutting down.

Like many Americans, I know I need more sleep. I'm a night owl, often writing late into the night, but also a mom who gets up early with her kids. The result: I'm not getting enough rest.

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes ...

During surgery, his heart stopped and he quit breathing. Jones went into cardiac arrest, leading to severe respiratory failure. The surgical team gave 10 chest compressions to restart his heart and ...

A 91-year-old man with a history of bladder carcinoma and left total knee arthroplasty was evaluated because of left knee pain. A culture of synovial fluid showed no growth. A diagnosis was made.

Owlet’s smart baby monitor package helped me gain confidence as a new dad ...

The "Home Alone" and “Schitt’s Creek" star died of a pulmonary embolism, which affects the lungs, and she also had rectal cancer, according to her death certificate.

You might think grabbing a quick beverage during your flight is harmless. Maybe even comforting. Something is lurking in ...

NCP-SCP chief Sharad Pawar has been admitted to a Pune hospital with chest congestion. Doctors report his condition is stable and vital parameters are normal. He was taken to the hospital after ...