The only way to avoid the cancer risk of smoking is to never start , or to quit as quickly as possible. Just because you are young, that doesn't make you immune. Heart Disease Smoking Isn't Just hard on your lungs, it is hard on your heart. You depend on it every day, every second, to keep you alive. Yet it is fragile, and easily subseptible to damage.
Smoking narrows blood vessels, increasing blood pressure and putting a strain on the heart.
AGEs are formed when tobacco leaves are dried. They produce sugars that in effect become a type of molecular glue when they enter the bloodstream. And one of the important aspects that happens in people who smoke is that they get hardening of the arteries. After learning diabetics had high levels of reactive sugars in their blood, the scientists discovered the same was true for smokers. For that reason, they said, diabetics who smoke are especially at risk for heart disease.