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How are sleep and heart disease related?

health.howstuffworks.com/mental-health/sleep/basics/sleep-and-heart-disease.htm

How are sleep and heart disease related? Researchers have identified many ways sleep affects heart health. Read about sleep and heart disease here.

Could we clone our organs to be used in a transplant?

science.howstuffworks.com/life/genetic/cloned-organ-transplant.htm

Cloned organ transplants might seem impossible, but researchers are working on it. Learn how cloned organ transplants might help those who need donors.

What exactly happens during a heart attack?

health.howstuffworks.com/diseases-conditions/cardiovascular/heart/what-happens-during-a-heart-attack.htm

We've heard about the warning signs of a heart attack, but what else happens during a heart attack? See if you know what happens during a heart attack.

5 Failed McDonald's Menu Items

money.howstuffworks.com/5-failed-mcdonalds-menu-items.htm

These 5 failed McDonald's menu items are nasty concoctions that were bad ideas. See 5 failed McDonald's menu items.

How Occupant Classification Systems Work

auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/ocs.htm

They enhance your airbag system, but few people know how occupant classification systems work. Learn how occupant classification systems work here.

Can wearing magnets really repel sharks?

animals.howstuffworks.com/fish/sharks/shark-magnet.htm

You may be able to repel sharks simply by wearing some magnets. But what's so abhorrent about a magnet to a shark? Find out why magnets repel sharks.

Why would you take poison as medicine?

health.howstuffworks.com/medicine/modern-technology/poison-as-medicine.htm

Can you really take poison as medicine? Learn about both ancient and cutting-edge ways that poison acts as medicine.

Does everyone have claustrophobia?

health.howstuffworks.com/mental-health/mental-disorders/claustrophobia.htm

Claustrophobia is the term for fear of enclosed spaces -- it's physical and psychological. Read about claustrophobia and some common claustrophobic symptoms.

Do Japanese monkeys season their food?

animals.howstuffworks.com/mammals/japanese-monkey-season-food.htm

Japanese monkeys seasoning food might sound odd, but some use saltwater for taste. Learn how researchers discovered Japanese monkeys seasoning food.

Is there such a thing as a man-eating lion?

animals.howstuffworks.com/mammals/man-eating-lion.htm

Though man-eating lions are rare, they do exist. Learn where man-eating lions live and what drives Tsavo lions to snack on human populations.

1861 - 1870