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CDC Says Helmets Are No Match For Tornadoes, But They Might Not Hurt

Last year, tornadoes claimed the lives of more than 500 people in the U.S. Some safety advocates say protecting your head with a sturdy helmet could help reduce injuries and deaths. The Centers for Disease Control and Prevention says it's unaware of evidence in favor of helmets, but it acknowledges people may want to use them to protect themselves against head injuries.
NPR

Man Cannot Live On Rice And Beans Alone (But Many Do)

Rice and beans is a cultural icon in many parts of the world. It's pretty healthy and relatively cheap. It may keep people from starving, as TV personality Sean Hannity suggests, but it doesn't have all the nutrients a body needs for life.
NPR

Energy Drinks Can Take Teeth On An Irreversible Acid Trip

Dental researchers found that regular consumption of sports and energy drinks can contribute to tooth decay by because the acid in the beverages can erode the protective enamel.
NPR

First Of Controversial Bird Flu Studies Is Published

The paper describes experiments that suggest just a few genetic changes could potentially make a bird flu virus capable of becoming contagious in humans, and causing a dangerous pandemic. A fierce debate has raged over this study for months, because of fears that the work might provide a recipe for turning bird flu into a bioweapon.
NPR

Lard Is Back In The Larder, But Hold The Health Claims

Although some tout lard as a "healthy" animal fat, it's still high in saturated fat, like butter. So eating a lot of it is not really good for you. But tasters agree, it makes a darn fine pie crust.
NPR

A Step Forward For Gene Therapy To Treat HIV

Years after more than 40 patients with HIV received immune cells designed to attack and kill cells infected with HIV, the specialized cells are still present in their bloodstreams. There's been no sign the cells, a form of gene therapy, caused any serious side effects.

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