Could hyperbaric oxygen treat PTSD, depression, and anxiety? New evidence suggests that this treatment may rewire the ...

We are right now on the cusp of the start of the seasonal water level rise on the Great Lakes. Let’s look at the status of the Great Lakes water levels. The snowmelt over the past few weeks has ...

Share on Pinterest Research suggests low-oxygen conditions may cause red blood cells to soak up excess blood sugar. Image credit: Peter Burnett/Getty Images A study suggests that under low-oxygen ...

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes than people living closer to sea level. But the mechanism of this protection ...

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 ...

Polo Rocha has written about economics and banking for a decade. Chip Somodevilla / Getty Images The Federal Reserve’s decision on whether to cut interest rates again depends heavily on the uncertain ...

There are no official numbers for the optimal levels of testosterone, but certain medical laboratories use the following reference values for typical total serum testosterone, measured in nanograms ...

For most people, a normal pulse oximeter reading is between 95% and 100%, with readings below 90-92% generally considered low and requiring medical attention. They are known to be affected by several ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Cortisol is a stress hormone that usually peaks in the ...

An implantable zinc magnesium battery generates hydrogen and removes oxygen inside tumors, triggering a hypoxia-activated drug and achieving strong, localized tumor suppression in mice. (Nanowerk ...

Testosterone is arguably one of the most essential hormones for supporting men’s health. It plays a role in supporting intimate, bone, muscle, and mental health. Testosterone levels that are higher or ...