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Your search for "central artery" returned 33 results
Top 10 Heart Attack Symptoms That Should Have You Calling 911
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/5-heart-attack-symptoms.htm
There are certain heart attack symptoms that should have you calling 911 pronto. Learn about ten major heart attack symptoms and find out why heart attacks occur at all.
Can depression cause heart attacks?
health.howstuffworks.com/mental-health/depression/questions/depression-cause-heart-attack.htm
Depression cause heart attacks? Yes, it's possible. Learn why depression may cause heart attacks and how your emotional state alters your heart's state.
98% of People Can't Ace This Human Biology Quiz. Can You?
play.howstuffworks.com/quiz/98-people-cant-ace-this-human-biology-quiz-can-you
Did you know that your brain is more active in the evening and at night, while you're sleeping, than during the daytime? It's true -- that's when it does it most work. Let's see how much you know about basic human biology, and debunk some myths about all the things going on inside you without your knowledge right now.
Can You ID All of These Cheeses From An Image?
play.howstuffworks.com/quiz/can-you-id-all-of-these-cheeses-from-an-image
Cheese is one of the most popular foods of all time. Provolone, parmesan, gouda, feta, the list goes on. Some are orange, some are white, some are even blue. Can you identify the type of cheese from a single image? Prove it!
A Guide to Supplements for Seniors
health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/supplements-seniors.htm
Supplements for seniors can help to control hormones and even protect against cancer. Learn about the pros and cons of supplements for seniors.
Top 5 Ancient Incan Inventions
science.howstuffworks.com/innovation/inventions/5-ancient-incan-inventions.htm
The Incan empire had a highly developed organizational system and a near limitless workforce that helped create a culture of wonders. So what are some of their inventions that we know about today?
Understanding the USDA Food Pyramid
health.howstuffworks.com/wellness/food-nutrition/facts/usda-food-pyramid-ga.htm
The USDA Dietary Guidelines offer advice for eating healthy and achieving weight control. Learn to use the Food Pyramid to take off unwanted pounds.
How Sword Swallowing Works
entertainment.howstuffworks.com/arts/circus-arts/sword-swallowing.htm
Sword swallowing is an extremely dangerous trick that does not involve illusions. Learn about sword swallowing and the dangers of sword swallowing.
How Laughter Works
science.howstuffworks.com/life/inside-the-mind/emotions/laughter.htm
In this article, we'll look at laughter -- what it is, what happens in our brains when we laugh, what makes us laugh and how it can make us healthier and happier. You'll also learn that there's a tremendous amount that no one understands yet.
Railroads of the 1990s
history.howstuffworks.com/american-history/1990s-railroads.htm
Railroads of the 1990s explains the history of American railroads through the 1990s. Learn about the history of railroads of the 1990s.