Why doesn't the FDA regulate herbal supplements?

Why doesn't the FDA regulate herbal supplements?

For thousands of years, societies across the globe have used herbs as medicine. While this practice continues today, the FDA does not regulate these potent substances. Find out why the FDA can't regulate herbal supplements in this HowStuffWorks podcast.

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How Alien Hand Syndrome Works

How Alien Hand Syndrome Works

When a person has alien hand syndrome, his or her hand can move involuntarily, and seemingly of its own volition. Tune in and learn more about this misunderstood syndrome in this podcast from HowStuff...

5 Mars 200915min

Could a 'thinking cap' make me a genius?

Could a 'thinking cap' make me a genius?

When Allan Snyder discovered that transcranial magnetic stimulation produces strange cognitive changes, he believed he'd stumbled upon a "creativity-amplifying machine." Learn more about the real-life...

3 Mars 200920min

How Junk Mail Works

How Junk Mail Works

Almost no one likes junk mail. It's seen as wasteful, unproductive and -- potentially -- harmful. Listen in as Josh and Chuck take a closer look at the nature and effects of junk mail in this podcast ...

26 Feb 200919min

Can people really die of fright?

Can people really die of fright?

Can a human being be scared to the point of sudden death? Listen in as Chuck and Josh explore the physiological possibilities behind dying of fright in this podcast from HowStuffWorks.com. Learn more...

24 Feb 200917min

How Going Over Niagara Works

How Going Over Niagara Works

Since 1901, about 16 adventurous souls have gone over the falls in search of fame, usually in a barrel or sphere. Tune in as our resident experts take a look at the history of Niagara Falls in this po...

19 Feb 200924min

How Squatting Works

How Squatting Works

The practice of squatting is usually defined as camping on unused land or moving into an abandoned structure -- and it's more common than you might think. Tune in and learn more about squatting in thi...

17 Feb 200921min

How Friday the 13th Works

How Friday the 13th Works

What is it about Friday the 13th that gives us the collective willies? Discover the surprising roots of this common superstition -- and what paraskevidekatriaphobia means -- in this HowStuffWorks podc...

12 Feb 200921min

How long can you go without food and water?

How long can you go without food and water?

When it comes to survival, food and water are pretty much non-negotiable. How long can you go without them? What happens to your body when you cross that threshold? Lend your ear to this HowStuffWorks...

10 Feb 200922min

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