A symptom from heavy smoking is increased coughing, because the lungs are struggling to clear out dirt and deposits.
Tobacco and nicotine related diseases kill more than 400,000 people every year.
Nicotine from a cigarette reaches the brain in 8 seconds, which is faster than the time it takes for injected heroin or cocaine, which is about 12 seconds.
Smoking related deaths kills more than motor vehicle accidents, including drunk driving, homicides, AIDS, illegal drugs and fires not caused by cigarettes.
“That's like 2 jumbo jets crashing and everybody being killed every day.” - The former US Surgeon General C. Everett Koop on what he thinks about the number of smoking related deaths each year.
Tobacco is central to the economies of six states: Florida, Georgia, Kentucky, North Carolina, South Carolina and Virginia.