We all know blood is red. But not all red blood is created equal. The exact shade of your blood can actually tell you a lot about what’s happening inside your body. And while you might not spend much ...

Low iron levels can silently sabotage your well-being. From unexplained fatigue to brittle nails and dizzy spells, the signs often blend into daily life and go unnoticed. Iron is essential for oxygen ...

Welcome to your body without bones. This essential part of your anatomy has suddenly gone. What happens now? How would this ...

Interoception is how your brain senses and responds to what’s going on inside your body. “It’s how we know when we’re hungry, thirsty, anxious, or even need to take a deep breath,” says Wen G. Chen, ...

Inside your body, an intricate communication network constantly monitors breathing, heart rate, digestion, and immune function — a hidden “sixth sense” called interoception. Now, Nobel laureate Ardem ...

When it comes to health and fitness, it's easy to get caught up in numbers, but physical well-being isn't always reflected in the outward metrics of scales. Your body may be performing at a much ...