You need the Flash Player version 8.0.0.0 or higher and a JavaScript enabled browser to view this site

Choosing Toothpaste from the ADA

Related Article: How Oral Hygiene Works

Watch this video about choosing toothpaste on HowStuffWorks. Choosing toothpaste with fluoride and knowing how much to use is crucial knowledge for maintaining good oral health. Learn tips for choosing the right toothpaste in this video from the American Dental Association.

browse videos in preventative care

Immunizing Against West Nile (0:56)

Watch this video about potential vaccines for west Nile virus on HowStuffWorks. The best vaccine may be a type that is made from the virus' DNA. Learn about west Nile virus in this video from ScienCentral.

Ready for Cough and Cold Season (3:18)

Watch this video about staying healthy during cough and cold season on HowStuffWorks. At parties, crowds of people shaking hands, sharing food, and mingling in close proximity are a haven for cold and flu germs. See how germs and bacteria work in... More »

Dr. Know: Flu Shot (0:35)

Check out Dr. Know's explanation about flu shots, which can't really give you the flu. Learn more about influenza in this video from Discovery.

Dr. Whyte's Health Tips: Flu Shots (3:07)

Dr. John Whyte of Discovery Health explains why people should get flu shots. Learn more about influenza in this video from Discovery.

Nigerian Children Get Polio Vaccincations (2:56)

Watch this UNICEF video about polio vaccinations on HowStuffWorks. In the past, Nigerians didn't understand the rationale behind immunizations and used to refuse polio vaccinations; before 2006, Nigeria reported nearly half of the world's polio... More »

recently added

Twins (2:23)

What are the odd you will have twin babies?

Sleep (2:35)

What are the odds you will get enough sleep on an average night?

Skin Cancer (2:52)

What are the odds you could get skin cancer?

Obesity (2:35)

What are the odds you will become overweight?

Cavity (2:19)

What are the odds you will get a cavity?

Aging (2:38)

What are the odds you will live to be 100 years old?

Brainman: If 6 Was 9 (1:37)

Researchers try to trick Daniel by switching the sizes of numbers he sees in his head. Learn more about mental conditions in this video.

Brainman: Beautiful Pi (3:20)

Does Daniel really have emotional responses to certain numbers? Learn more about mental conditions in this video.

Fires of the Mind: Bipolar Causes (6:15)

Have you ever wondered what causes bipolar disorder? The answer may be found through an MRI. Learn more about bipolar disorder in this video.

What Are the Odds? Skin Cancer (2:51)

What are the odds you could get skin cancer? Learn more about odds in this video.