Discover the giraffe’s extreme circulatory system and how it manages dangerous blood pressure with nature’s unique ...

Week 7 is really about getting used to the idea that there’s a tiny person growing inside you. Right now, your baby’s arms, ...

Cardio exercises help to improve your cardiovascular health by increasing oxygen flow and strengthening the heart and lungs.

The amygdala is part of the limbic system, which regulates emotional and behavioral responses. An amygdala hijack is a fight-or-flight response to stress. To better understand what an amygdala hijack ...