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Bipolar Disorder Overview
health.howstuffworks.com/mental-health/mental-disorders/bipolar-disorder.htm
Bipolar disorder, also called manic-depressive disorder, affects millions of Americans. Learn about mania, mood swings and how bipolar is treated.
How to Eat Right as a Senior
health.howstuffworks.com/wellness/food-nutrition/diet-aging/eat-right-seniors.htm
Seniors need fewer calories, so making the right food choices is more critical than ever. Read this article to find out how to eat right as a senior.
How Sharks Work
animals.howstuffworks.com/fish/sharks/shark.htm
Sharks are one of the most sophisticated and enduring creatures. Learn about shark movement, shark senses, shark teeth, the daily life of sharks and threats to sharks.
How Fear Works
science.howstuffworks.com/life/inside-the-mind/emotions/fear.htm
Fear is the brain's reaction to a stimulus where chemicals are released that raise the heart rate. Learn about fear and the different fear responses.
How Plague Works
science.howstuffworks.com/life/cellular-microscopic/plague.htm
You may be familiar with the medieval "Black Plague," but did you know that bouts of plague still break out today? Find out what causes an outbreak, why plague still exists and how the plague has influenced history.
10 Diseases Named After People
health.howstuffworks.com/diseases-conditions/rare/10-diseases-named-after-people.htm
Some scientists get the recognition they deserve - in the names of diseases they found. Learn about 10 diseases named after people at HowStuffWorks.
How to Care for Your Eyes
health.howstuffworks.com/wellness/hygiene-tips/how-to-care-for-your-eyes.htm
Considering how important your eyesight is, caring for your eyes should be a part of your daily routine. Learn more about taking care of your eyes.
How do spray bottles pump fluid?
home.howstuffworks.com/question673.htm
How do spray bottles (like the ones used for cleaning products) pump fluid? Why do you have to pump them a couple of times before they start spraying?
Alfalfa: Herbal Remedies
health.howstuffworks.com/wellness/natural-medicine/herbal-remedies/alfalfa-herbal-remedies.htm
Alfalfa is used for many herbal remedies. Learn more on how alfalfa can lower bad cholesterol, relieve arthritis symptoms and treat digestion problems.
History of Insulin
health.howstuffworks.com/medicine/medication/history-of-insulin.htm
Before insulin was available, there were few treatment options for diabetics. Discover the history of this hormone, and how it is produced today.