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 ...

For those with extra weight, OJ appears to ‘wake up’ genes linked to breaking down fat cells. In A Nutshell Orange juice changed the activity of more than 1,700 genes in immune cells after 60 days.

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 ...

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 ...

So many women come to see me with the same complaint; they feel disconnected and disenchanted, cut off from something authentic and vital inside themselves. They describe being hyper-aware of what ...

I love taking selfies with my insect friends. They’re so tiny and look so different from me. But my friend Rich Zack told me that insects and humans have lots in common. He’s an insect scientist at ...

Medical implants such as pacemakers and gastric stimulators have improved our lives, but the batteries in these devices eventually run out and require surgery to replace them. It raises a futuristic ...