news World NewsWellnessNewsMedicalLifeHealth Cumulative cannabis use might not be linked to hardening of the arteries at middle age: study Atherosclerosis is an accumulation of cholesterol, fats and other substances on and in the walls of the arteries that may restrict the flow of blood. Author of the article: Angela Stelmakowich For both cannabis and tobacco, ever use was higher than current use. / PHOTO BY RASI BHADRAMANI / ISTOCK / GETTY IMAGES PLUS