1. Causes you to go blind 2. Increases the risk of type 2 diabetes 3. Can cause erectile dysfunction 4. Smokers lose bone density at a faster rate than non-smokers 5. It can cause cancer just about anywhere in your body 6. Can make it harder for women to become pregnant 7. Is a cause of rheumatoid arthritis 8. Can increase your risk of cataracts 9. Causes anxiety and irritability 10. Can cause early menopause 11. Can cause lose of appetite 12. Can cause high cholesterol 13. Can cause your fingers to turn yellow These are just a bunch of things hoped it helped!!!!!!(;