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How to Prevent Harmful Infections
health.howstuffworks.com/wellness/preventive-care/how-to-prevent-viral-infections.htm
The bacteria and viruses that cause harmful infections are lurking everywhere. Avoid dangerous infections by following these important tips.
How can two seemingly unrelated species that live in isolation from each other evolve into identical forms?
science.howstuffworks.com/life/evolution/parallel-evolution.htm
Parallel evolution leads two seemingly unrelated species living in isolation from each other to evolve into identical forms. How? Learn about parallel evolution.
Will I die if I eat polar bear liver?
animals.howstuffworks.com/mammals/eat-polar-bear-liver.htm
If you eat [url=https://animals.howstuffworks.com/mammals/polar-bear.htm]polar bear[/url] liver, you may develop hypervitaminosis A. Learn why you shouldn't eat polar bear liver and dangers associated with vitamin A.
What are the dangers of hydrogen-powered vehicles?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/hydrogen-vehicle-danger.htm
What are some of the chemical dangers that might be associated with hydrogen-powered vehicles? Read about the hydrogen-powered vehicle dangers.
7 Home Remedies for Boils
health.howstuffworks.com/wellness/natural-medicine/home-remedies/home-remedies-for-boils.htm
There are some simple and safe home remedies for boils that can help relieve some of the pain and discomfort. Learn about home remedies for boils.
What's the most dangerous room in the house?
home.howstuffworks.com/home-improvement/household-safety/most-dangerous-room.htm
The most dangerous room in the house might surprise you. Check out what is considered the most dangerous room in the house in this article.
Dandruff Causes and Treatments
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Dandruff can be a bothersome and embarrassing affliction. Visit HowStuffWorks to learn all about dandruff.
What causes underarm darkening?
health.howstuffworks.com/skin-care/underarm-care/problems/underarm-darkening.htm
What causes underarm darkening? Read about the causes of dark underarms and how to get rid of dark underarm skin.
The Lymph System
health.howstuffworks.com/human-body/systems/lymphatic/lymph-system.htm
The lymph system is the body's drainage system. It is composed of a network of vessels and small structures called lymph nodes. Explore the lymph system.
How Does the Body Make Electricity — and How Does It Use It?
health.howstuffworks.com/human-body/systems/nervous-system/human-body-make-electricity.htm
How does the human body make electricity? Learn about the human body and its ability to make electricity and find out why electrical signals are so fast.