Adults who use marijuana may have an increased risk of stroke and heart failure, according to a new study.
The people in the study who used marijuana were 26 percent more likely to have had a stroke at some point in their lives than those who did not use marijuana, the researchers found. The people who used marijuanawere also 10 percent more likely to have developed heart failure at some point in their lives, compared with people who did not use marijuana, the researchers found.