Her doctor explained that there is no safe level of smoking. Anyone with any risks for heart disease should not smoke or even be around secondhand smoke because of the damage smoke does to the cardiovascular system.
There are 7,000 chemical in smoke. Many of these chemicals damage both the function of your heart and your blood vessels. Any amount of smoking even light smoking causes damage.
One of the main components is carbon monoxide, the same gas that comes out of the tailpipe of your car. Once in your blood stream, it binds to red blood cells faster than oxygen and the body is oxygen deprived for a few minutes which can lead to either a heart attack or stroke.
Smoking just one cigarette will:
To quit successfully a social smoker needs to realize they can have fun without smoking. They may need to avoid social situations where they have always smoked until smoking is no longer a temptation. Abstaining from alcohol will make it easier.
There is a reason why firefighters wear masks when approaching any fire; our bodies are not made to inhale smoke and there is no safe level of smoke. So my advice to any social smoker is to stop now before any more damage is done to your body and to prevent becoming addicted.