The most cost-effective way to save a human life right now is to help give Vitamin A drops to certain groups of people, thanks to the health effects of the drops and the ease of their distribution.

No matter how much kale or spinach you eat, the bioavailability of non-heme iron doesn't increase, but the vitamin C in orange juice can actually help your body absorb more of it.

Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.

Today Hank wraps up this look at your integumentary system and all the hard work it does protecting you from and helping you interact with the world around you.
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Protects...

We all know that we need things like water and oxygen to live, but what happens when you get too much of a good thing?

Royal jelly! For bees, it’s what makes all the difference between a queen and a worker.

Night blindness is real, and it can be caused by any number of things that affect the complicated mechanics of your vision.

Many people avoid using microwave ovens, fearing how it changes the molecular structure of your food, but studies have some evidence that may surprise you.

Nina Jablonski says that differing skin colors are simply our bodies' adaptation to varied climates and levels of UV exposure. Charles Darwin disagreed with this theory, but she explains, that's because he did not have access to NASA.

The list of vitamins can be kind of confusing, what with all those B vitamins and a random K thrown in. But every name has its story.

Scientists are beginning to notice that more and more species are missing an essential vitamin, one that is crucial for their survival.

Some of the animals you think of as just cute grass-eating creatures might actually be more interested in chomping on your meaty bones.

You’ve probably heard that taking vitamin C or zinc will keep you from getting sick, but it turns out that those popular cure-alls don't actually work.

Vitamins are the building blocks that keep our bodies running; they help build muscle and bone, capture energy, heal wounds and more. But if our body doesn't create vitamins, how do they get into our system? Ginnie Trinh Nguyen describes...

People spend billions of dollars every year trying to boost their health with multivitamins- but are they actually good for you?

As more and more parents are choosing not to vaccinate their children or are vaccinating them later, diseases like measles are making a comeback. Are vaccines safe? How do vaccines work? Why do some people claim there is a link between...

Is Obamacare working? An update on the ACA and some more bad news for believers in the power of taking Vitamin D. This is Healthcare Triage News.

What is alternative medicine? Does alternative medicine work? The University of Toronto recently stirred up a bit of controversy by uncritically offering a class on "Alternative Medicine." When people looked at the coursework, which...

We've been covering the news on recent vaping-related lung injuries, and a lot has happened since our last video. Time for an update!

You guys and your Vitamin D. You ask me on HCT Live, you ask me on comments, you ask me on Twitter. I'm amazed at the persistence of this question, as study after study seems to show that Vitamin D isn't doing most of us much good at...

Smoking prevalence is way down in the US, and you likely don't need to be screened about Vitamin D deficiency. It's good news all around on Healthcare triage News.

How to Preserve the Nutrition in Your Vegetables

What Do You Know About Vitamins?

Will eating carrots help your eyesight?