As more states legalize marijuana, many people might be wondering if that means it is safe to use. While smoking tobacco is a ...

Forbes contributors publish independent expert analyses and insights. Dr. Omer Awan is a practicing physician who covers public health. Despite the growing trend of legalizing marijuana across the ...

The doctor has also outlined the worrying long-term effects that you should be mindful of if you are a user of the drug.

† (Hb) represents values corrected for hemoglobin. TLCO is mildly reduced although within normal limits when corrected for alveolar volume. Other lung volumes are normal. FER: Forced expiratory ratio; ...

Neither vaping nor smoking marijuana is without health risks. However, in general, vaping reduces exposure to harmful byproducts, like toxins and carbon monoxide, that are inhaled when smoking ...

WASHINGTON - Smoking marijuana can make teenagers mentally ill, even suicidal - at least that's the message behind a nationwide campaign announced Tuesday by the Bush administration. "Marijuana can be ...

As more states make it legal to smoke marijuana, some government officials, researchers and others worry what that might mean for one of the country’s biggest public health successes : ...

The National Council for Substance Abuse (NCSA) is concerned about what it describes as a dangerous and widespread ...

In part one of what marijuana really does to your brain, we traced the discovery of the cannabinoid receptor. Finding the receptor is the first step in determining how smoking causes a high. The next ...

A new study from medical researchers at Harvard and Northwestern shows that 18- to 25-year-olds who smoke marijuana—even just recreationally!—had marked abnormalities in areas of their brains that reg ...