This condition causes the arteries in the legs to narrow down considerably,Diabetic Peripheral Vascular Disease restricting the flow of blood. When this happens, the patient has a higher risk of getting a heart attack or a stroke. Unfortunately, diabetic peripheral vascular disease often shows no symptoms. And the few symptoms – numbness, tingling, leg pain – are often ignored or mistaken for some other health condition. With regular use of small amounts of marijuana, these symptoms may be easier to manage.