Feel tired, foggy, or irritable after eating? Learn how blood sugar spikes can happen even with a normal A1C — and what to do about them.

What we breathe out becomes fuel for forests. But inside our own bodies, CO₂ has a secret life. It sparks chemical reactions, shapes metabolism, and may even act as a signaling molecule—and a new tool ...

Chronic hypoxia improves glucose tolerance in mice through insulin-independent mechanisms, with red blood cells acting as a major systemic glucose sink. Increased erythrocyte production and altered ...

The Fitbit Sense 2 Advanced Health and Fitness Smartwatch normally sells for $249 but is now priced at $199 – that’s $50 less than the original retail price and a 20% discount.

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.

The Federal Reserve’s decision on whether to cut interest rates again depends heavily on the uncertain “neutral rate,” the level at which policy neither slows nor stimulates the economy. With rates ...

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 ...

A study published in the American Journal of Human Biology suggests that Western medical standards for male testosterone might not reflect the natural variation found in different environments.

No bulk or screen; looks like a regular lock from both sides of the door. Impressive design with the battery hidden inside the lock bolt. Great battery life. App is beautiful and easy to use. More ...

In the EXAKT study from the U.K., the home-use pulse oximeters assessed all gave higher oxygen saturation (SpO2) readings for patients with darker skin tones than for patients with lighter skin tones.

Anil Oza is a general assignment reporter at STAT focused on the NIH and health equity. You can reach him on Signal at aniloza.16. Rather than provide clarity on how to reduce racial bias in pulse ...

The U.S. Department of State has officially upgraded its travel advisory for the idyllic island of Grenada, moving the popular Caribbean destination from Level 1 to Level 2: Exercise Increased Caution ...