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What is the neurochemistry of happiness?
science.howstuffworks.com/life/neurochemistry-of-happiness.htm
There's a connection between our physical bodies and the way it responds to emotion -- but scientists aren't quite sure what it is. Could it be that happiness is little more than a series of neurochemical responses to the world around us?
The Ultimate Addiction Quiz
play.howstuffworks.com/quiz/addiction-quiz
Paired with the right (or rather, wrong) circumstances, people can become addicted to just about anything. How much do you know about addiction?
Insights on Alzheimer's From the Long-running Nun Study
health.howstuffworks.com/mental-health/dementia/alzheimers-nun-study.htm
HowStuffWorks looks at the long-running study on nuns and Alzheimer's disease and the various lessons learned over the decades.
How Human Reproduction Works
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/conception/human-reproduction.htm
Reproduction is a basic drive in all animals, including humans. Think you know what human reproduction is all about? Discover the biology of sex.
10 Home Remedies for Shingles
health.howstuffworks.com/wellness/natural-medicine/home-remedies/home-remedies-for-shingles.htm
Read our home remedies for shingles, the reappearance of the chicken pox virus in the body.
How White Matter Helps the Brain's Gray Matter Function
health.howstuffworks.com/human-body/systems/nervous-system/brains-white-matter-news.htm
We've all heard of the brain's gray matter, but what about the white matter? What does it do?
6 Facts About How Bees Learn, Think and Make Decisions
animals.howstuffworks.com/insects/bee-facts.htm
Bees can learn, make decisions and have a sense of smell 100 times more sensitive than ours. Here are some cool facts about bees.
How Artificial Vision Will Work
science.howstuffworks.com/innovation/everyday-innovations/artificial-vision.htm
There was once no cure for blindness, but artificial vision systems implanted directly on the retina may restore sight. Is a silicon microchip the answer to combating retinal disease?
10 Signs You May Be Sleep Deprived
health.howstuffworks.com/mental-health/sleep/disorders/10-signs-you-may-be-sleep-deprived.htm
Are you sleep deprived? About 45 percent of the world's population isn't getting enough sleep. See 10 signs you might be sleep deprived.
Why Do People Fall Asleep in Movie Theaters?
health.howstuffworks.com/mental-health/sleep/disorders/why-people-fall-asleep-movie-theaters.htm
What is it about movie theaters that make them ideal places to take a nap? HowStuffWorks investigates why people fall asleep in movie theaters.