Microplastics are no longer a distant environmental issue—they are part of daily life. These microscopic plastic particles ...

Recently, scientists at Stanford University began to wonder why identical lab mice, bred with the same DNA and brought up in identical conditions, wound up so different in their old age. Some mice ...

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, ...

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 ...

T he severe swelling of hereditary angioedema (HAE) can be uncomfortable and inconvenient at best, life-threatening at worst. What’s more, symptoms are unpredictable, vary in severity, and crop up out ...

Business Insider's Mia De Graaf breaks down what happens inside your body when you're lonely. Loneliness can create a chain reaction of serious health issues if not adequately addressed. Business ...