Featured by Claire Maldarelli
There’s no harm in taking probiotics for allergies
We’re still figuring out how the bugs in your gut make you sniffle.
Fully vaccinated people no longer need to wear masks—but there’s a catch
Here's what you need to know about the new CDC mask guidelines.
4 ways to keep cool when the temperature spikes
Defeat the heat.
Yes, giant space debris is falling to Earth right now. No, it probably won’t hit you.
The leftover debris is expected to fall to Earth over the weekend, likely somewhere in the ocean.
Sunburn treatments that actually work
Help your skin heal with these tips from a dermatologist.
Ask Us Anything: Why can’t we see more colors?
Other animals see many more than we do.
Ask Us Anything: What are allergies?
And why are they so painful?
Ask Us Anything: What happens in your brain when you daydream?
It doesn't just lay low.
Ask Us Anything: Can viruses be good for us?
They're not all bad—but there's a gray area, too.
Why 10,000 steps a day isn’t the secret to better health
This epidemiologist proved 10,000 steps is a lie.