For many of us here in the U.S., cholera is something we only know about from a book that we read in high school.

But for millions of people around the world, this disease is a very real threat to their health simply because they don't have access to clean drinking water.

So, what if there were an easy way to filter out cholera-causing bacteria from water?

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P&G

Today, we know that washing our hands is one of the most important steps we can take to avoid getting sick and spreading germs.

But how we came to know that is pretty fascinating.

Image via iStock.

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March of Dimes

It looks like a takeout container, but it might be our best bet to fight Zika.

An innovative approach to battling Zika you should know about.

Soon, the solution to Zika could arrive in something as simple as a takeout box.

Image from Recode/YouTube.

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