One recent study found that smoking marijuana led to an increased risk of stroke, while another study found that marijuana users who had heart attacks were not more likely to die than non-marijuana users.

Being thankful can help people relieve stress, depression and even addictions. One study found that people who were most spiritually thankful had a reduced susceptibility to addiction.

Does drinking help your parenting skills? A study from the British charity 4Children says that 19 percent of the parents are under the impression that alcohol has a positive effect on their parenting skills.

More than twenty states are planning to make drug testing a mandatory part of welfare application and receipt. Republicans and other conservatives are fans of the idea, saying that those who “can afford to buy drugs, and use drugs…don’t need” welfare. But critics of the proposal maintain that it perpetuates the stereotype of low-income drug users, when in reality drug abuse affects people from all walks of life.