Dear Dr. Roach: My heart rate variability (HRV) on my heart rate tracker has ranged from 12-14 ms for years now. I read that ...

Hemoglobin is a vital protein found in red blood cells and its primary function is to transport oxygen from the lungs to ...

Finnish researchers found that hemoglobin levels that are within the normal range but at the lower end may be beneficial for ...

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 ...

"Normal" is one of those words that we don't really think about much when we use it (e.g., "normal reaction," "normal behavior," "normal person"). However, if you take the time to think about what ...

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 ...

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 ...