Hydraulic fracturing, or "fracking," offers job creation and energy independence. But the environmental and human toll could be enormous.

Jul 16, 2011 - Steve Longo

To interpret the contaminant levels in water reports, keep units of measurement and allowable limits in perspective to decide whether it is a trace amount or not.

Apr 5, 2009 - Angela Schnaubelt

Medical marijuana is a divisive issue, with researchers and politicians debating its pros and cons. However, the drug has a long history of use in medicine

Apr 28, 2010 - Kevin Neil

Fluoride protects teeth from developing cavities when it comes in direct contact with tooth enamel. Swallowing fluoride has little or no benefit and may be harmful.

Dec 4, 2007 - Rosemary Drisdelle

A regular detoxification routine increases energy and improves health. Learn how body detoxification works and avoid fad diets the can make people feel deprived.

Dec 17, 2009 - Aurora LaJambre

Learn more about traces of the heavy metals arsenic, cadmium, lead and mercury found in popular brands of protein powder, and if they pose a health risk.

Jul 14, 2010 - Jullie Chung

"Coffee...the finest organic suspension ever devised." (From an episode of Star Trek: Voyager)

Sep 2, 2009 - Dennis Holley

Many manufacturers take advantage of consumers who are trusting of food products which are labeled to be healthy. These foods may actually be unhealthy.

Aug 17, 2010 - Cheryl Heppard

Chronic traumatic encephalopathy (CTE) brain disease is typically fatal. However, the following alternative medicine method could offer hope for a cure.

Jul 3, 2011 - Elva Keaton

If globular red fruit the size of Christmas tree ornaments and golden foliage sparkling in the autumn sun make your heart sing, plant a pomegranate.

Nov 3, 2011 - Arlene Marturano

Scientific research points to the health benefits of antioxidants in red wine. The potential health dangers of alcoholic beverages are of medical import.

Nov 5, 2010 - Marie-Claude Arnott

Anecdotal evidence suggests that some cats thrive on raw diets, but only if owners take steps to mitigate the risks associated with raw feeding.

Dec 28, 2011 - Jennifer Copley

A concise overview of some of the most unique and strange dishes from around the world, that are obscure outside of their countries of origin.

Feb 23, 2012 - Paul Campobasso

Enjoy fast weight loss and delicious, healthy eating without the diet food with a Paleo diet lifestyle. Learn what the Caveman diet is all about.

Nov 11, 2010 - Jennifer Silva

In the past century, violent school crimes have been committed more and more frequently. How do these crimes compare, and what were their consequences?

Sep 23, 2008 - Abby Deliz