Using marijuana every day can raise a person’s risk of coronary artery disease, or CAD, by a third compared with those who never partake, a new study found. Study results suggest that daily cannabis users were 34% more likely to be diagnosed with coronary artery disease than those who had never used the drug. The results held true even after researchers factored out other potential causes of coronary heart disease, such as age, sex and major cardiovascular risk factors — high blood pressure, high cholesterol, type 2 diabetes, obesity, smoking and alcohol use.  Read the article here.