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Why do my gums bleed when I brush my teeth?
health.howstuffworks.com/wellness/oral-care/products/gums-bleed-when-brush-teeth.htm
Your gums may bleed for any number of reasons. Some causes are pretty common and will clear up on their own, but a few may be the sign of something more serious happening.
Is online collaboration the future of how companies do business?
money.howstuffworks.com/online-collaboration.htm
Online collaboration allows users involved in similar tasks to share documents and applications simultaneously. Learn more about online collaboration.
How do you shop for health insurance?
people.howstuffworks.com/shop-for-health-insurance.htm
You can shop for health insurance in a variety of ways -- and it is getting easier every day. See tips on how to shop for health insurance.
How much money do people accidentally throw away every year?
money.howstuffworks.com/how-much-money-accidentally-throw-away.htm
Accidentally throwing away money is more common than you might think. Find out how much money people accidentally throw away every year.
Why do we study bugs?
animals.howstuffworks.com/insects/why-study-bugs.htm
There are many reasons why we study bugs, from protecting crops to preventing the spread of disease. Learn more about why we study bugs at HowStuffWorks.
How Do Spacecraft Re-enter the Earth's Atmosphere?
science.howstuffworks.com/spacecraft-reentry.htm
Spacecraft reentry into the Earth is a tricky process. Find out how spacecraft re-entry works and why spacecraft are likely to burn up upon re-entry.
Do special interest groups hurt candidates?
money.howstuffworks.com/special-interest-group.htm
Special interest groups are defined as groups of people that share a common interest. Find out if special interest groups can hurt a candidate for office.
Do penicillin allergies run in families?
A penicillin allergy may be genetic or it may be caused by environmental factors. Find out what causes penicillin allergies from this article.
How do sodium-acetate heat pads work?
home.howstuffworks.com/question290.htm
Heating pads are made of a plastic pouch and a clear liquid. Inside the pouch is a metal disk that when clicked crystallizes the liquid causing it to heat up. Find out how heat pads work.
Do Countries With Stricter Gun Laws Really Have Fewer Homicides?
people.howstuffworks.com/strict-gun-laws-less-crime.htm
Ask a card-carrying member of the NRA and you'll get one answer. Ask a member of Everytown for Gun Safety and you'll get another. We look at the research that underlies this controversial topic.