Why should middle-aged and elderly people quit smoking and drinking?

             The world scientific community has recognized that most cardiovascular diseases are related to smoking. Long-term excessive alcohol consumption, on the other hand, can cause an increase in adipose tissue in the heart muscle, weaken the heart function, and the heart becomes hypertrophic, especially people who drink a lot of beer for a long time are more likely to have this heart change, which is medically known as ” beer heart “. Alcohol can affect human lipid metabolism and make the body’s ability to remove lipids from the blood is reduced, thus increasing the chances of atherosclerosis and coronary heart disease.