C. Nash smokes after possession of marijuana became legal in Washington state on Dec. 6, 2012. Ted S. Warren/AP hide caption

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Shots - Health News

Evidence On Marijuana's Health Effects Is Hazy At Best

States are legalizing marijuana even though there's no clear understanding of its impact on health. The drug hasn't been subjected to the kind of rigorous medical research that would find that out.

E-cigarettes was a $2 billion industry last year and it's expected to hit $5 billion this year. Jim Watson/AFP/Getty Images hide caption

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Business

E-Cigarette Critics Worry New Ads Will Make 'Vaping' Cool For Kids

As electronic cigarette companies get bold with advertising, anti-smoking groups fear the ads will lure teens and get them hooked on nicotine.

In arguments Monday, 68-year-old Florida inmate Freddie Lee Hall is challenging the state's use of an IQ cutoff to determine mental disability. Florida Department of Corrections/AP hide caption

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Law

With Death Penalty, How Should States Define Mental Disability?

In 2002, the Supreme Court banned the execution of the "mentally retarded." Monday the court is looking at the case of a convicted man who says Florida's definition of mental disability is too strict.

In arguments Monday, 68-year-old Florida inmate Freddie Lee Hall is challenging the state's use of an IQ cutoff to determine mental disability. Florida Department of Corrections/AP hide caption

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With Death Penalty, How Should States Define Mental Disability?

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Pacer Lazlo Hollyfeld
Truckstop Mothers Lazlo Hollyfeld
A Spire Tape
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Let It Go Idina Menzel
Oaken's Sauna - Score Demo Christophe Beck

C. Nash smokes after possession of marijuana became legal in Washington state on Dec. 6, 2012. Ted S. Warren/AP hide caption

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Evidence On Marijuana's Health Effects Is Hazy At Best

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The teenage years are the last golden opportunity to build a healthy brain, researchers say. So smoking pot might not be so smart. Tomas Rodriguez/Corbis hide caption

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Marijuana May Hurt The Developing Teen Brain

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Saka Marumari
Birch Bark Vessel Marumari

E-cigarettes was a $2 billion industry last year and it's expected to hit $5 billion this year. Jim Watson/AFP/Getty Images hide caption

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E-Cigarette Critics Worry New Ads Will Make 'Vaping' Cool For Kids

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Departure
Union Jacob Varmus
Physical Property The Kronos Quartet
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The Cusp of Magic Kronos Quartet
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New West
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A Hero's Welcome Takénobu
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