Blue Light Therapy: What’s It For?

You may have heard that you should avoid computer, phone, and television screens right before bed because they emit blue light that can interfere with sleep (I talk about this in more detail here. However, blue light is also used therapeutically. Does it work? Blue...

Red Light Therapy: Does It Work?

If you’ve ever tried an infrared sauna or a red light booth, or even had a red light treatment offered to you at the dermatologist, you may wonder what this therapy is and whether it actually works. Red light penetrates the skin and goes into the cells, stimulating...

Hydration

Summer’s coming. Do you know where your water bottle is? During a rainy spring, people may have neglected hydration, not feeling as thirsty, but even when you aren’t thirsty, it’s important to keep drinking water for many reasons. Now that sweaty summer is hot on our...

Skin As An Indicator of Health

During my many years in private practice, I gained a kind of intuition about how healthy people are. This came from a lot of careful observation—it’s a skill any observant doctor develops over time. It’s pretty incredible what you can tell about someone just from...