Tobacco

• highly addictive • single most preventable cause of death in the US • stimulant • costly

• blood: increased clotting, tendency • lungs: bronchospasms • muscular: tremor, pain • gastro-intestinal: nausea, dry mouth, dyspepsia, diarrhea, heart burn • central: lightheadedness, headache, sleep disturbances, abnormal dreams, irritability, dizziness • heart: increased or decreased heart rate, increased blood pressure, tachycardia, more (or less) arrhythmias, coronary artery construction • endocrine: hyperinsulinemia, insulin resistance • joints: pain

• lung disease, emphysema, 20x greater chance of lung cancer, increases heartbeat and lowers temp.

• 1/3 of cancer deaths caused by smoking, can effect health of unborn child, secondhand smoke, active and passive smoker