Why Don't Sled Dogs Ever Get Tired?
Adults Health
Sled dogs are the best endurance athletes in the world thanks to a weird quirk in their metabolism.
How one scientist averted a national health crisis - Andrea Tone
Adults Health
In 1960, Frances Kelsey was one of the Food and Drug Administration's newest recruits. Before the year was out, she would begin a fight that would save thousands of lives - though no one knew it at the time.
What If You Fell From Space to Earth?
Adults Health
If you fell from space, what would happen to your body?
What If You Only Drank Energy Drinks?
Adults Health
What happens when you put too much caffeine in your body?
Why is it so hard to cure ALS?
Adults Health
Amyotrophic Lateral Sclerosis (ALS), also called motor neuron disease and Lou Gehrig's Disease affects about two out of every 100,000 people worldwide.
How Much Is Your Body Worth?
Adults Health
We break down your value piece by piece!
What Makes Sleep Paralysis So Terrifying?
Adults Health
What causes sleep paralysis, and do you need to be worried?
What Happens When You Take Steroids?
Adults Health
How do steroids work? The pros and cons.
What causes headaches? - Dan Kwartler
Adults Health
In ancient Greece, the best-known remedy for a long-standing headache was to drill a small hole in the skull to drain supposedly infected blood.
What If You Didn't Sleep For A Week?
Adults Health
We all know sleep is important, but what if you just.... stopped doing it?
Could You Be Immune To Everything?
Adults Health
Do you remember having a cold in 5th grade? Or the flu a couple years ago? Your immune system does.
Is Binge Watching Bad For You?
Adults Health
Are you watching too many screens?
What Is The Most Dangerous Sport In The World?
Adults Health
With the Olympics wrapping up, we wondered: what is the most dangerous sport?!
Debunking Anti-Vaxxers
Adults Health
Here's what to say to anti-vaxxers!
We Asked Bill Gates: Do You Need To Be Rich To Be Healthy?
Adults Health
This video is in collaboration with Bill and Melinda Gates. You can check out the Gates Annual Letter here: http://b-gat.es/2Cfph0j
Why Electroshock Therapy Is Back
Adults Health
Shocking the brain has come and gone as a medical treatment, but it's currently resurging, as it often provides the best form of relief for severe depression and advanced Parkinson's disease.
How did teeth evolve? - Peter S. Ungar
Adults Health
You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it?
The Girl Who's Allergic To Everything | Living Differently
Adults Health
British Championship disability gymnast, Natasha Coates, 22, is allergic to everything. She has won 19 British titles and placed first in the British Disability Championships.
It's not you. Commuting is bad for your health.
Adults Health
My commute is like a second job, and it might be killing me.
How does your immune system work? - Emma Bryce
Adults Health
The immune system is a vast network of cells, tissues, and organs that coordinate your body's defenses against any threats to your health. Without it, you'd be exposed to billions of bacteria, viruses, and toxins that could make something as minor as a paper cut or a seasonal cold fatal. So how does it work? Emma Bryce takes you inside the body to find out.
Should You Let A Dog Lick Your Face?
Adults Health
Canine and human mouths are bacterial ecosystems, but can they harm one another? "Sometimes, the oral contact between dogs and their owners can be more extensive than that between parent and child. Dogs kiss and lick their owners to express amiable emotions. This raises the possibility of transferring bacteria from the oral microbiome of dogs to their human owners."