1. Effects of Smoking
Respiratory – Chronic Bronchitis – bronchi are irritated and cilia become damaged. Tar builds up and causes chronic coughing and mucous secretion.
Emphysema – air sacs in the lungs are destroyed which affects oxygen absorption, cause you to breath faster
Lung Cancer
Circulatory – nicotine speeds up heart rate, constricts blood vessels which decreases blood circulation, causes plaque to build up in ateries, raises blood pressure, and can cause heart attacks and/or strokes

2. Dangers of Smokeless Tobacco
Oral cancer
Teeth and Gum decay
Intestinal Cancer

3. Effects on Non-Smokers
Lung cancer
Respiratory problems
Eye irritations
Headaches
Second hand smoke is more dangerous because it isn’t filtered

4. Effects on Pregnancy Low birth weight
Increase chance of spontaneous abortion
Increase in still births
Growth and developmental problems