This document discusses several negative health effects of tobacco use and passive smoking, including increased risk of coronary artery disease, shortness of breath, lung damage, poor circulation in the extremities possibly leading to gangrene, oral health issues like staining of the teeth and gum disease, and irritating cough and mouth ulcers due to effects on the oral cavity, larynx, tongue and mouth floor.

1. EFFECT OF TOBACCO

2. CORONARY ARTERY
DISEASE

3. CORONARY ARTERY DISEASE

4. SHORTNESS OF BREATH

5. LUNGS

6. GANGRENE OF FOOT,
INTERMITTENT CLAUDICATION

7. SUB-MUCOSAL FIBROSIS

8. STAINING OF TEETH

9. GUM ULCER GINGIVITIS

10. IRRITATING COUGH, MOUTH
ULCER

11. ORAL CAVITY LARYNX
FLOOR OF THE MOUTH TONGUE

13. PASSIVE SMOKING