1) Smoking contains nicotine, tar, and carbon monoxide which are addictive and poisonous to the human body. 2) Smoking leads to serious diseases like lung cancer, heart disease, and depression. 3) Quitting smoking is difficult but important for long term health, and seeking support can help people quit this dangerous habit.

5. LUNG CANCER

8. . Hydrogen cyanide and other chemicals in the smoke attack the lining of the bronchi, inflaming them and causing that chronic smoker's cough.

11. CONCLUSION Medical research has determined that tobacco smoking causes lung cancer, emphysema, and cardiovascular disease among other health problems.The World Health Organization reported that tobacco smoking killed 100 million people worldwide in the 20th century and warned that it could kill one billion people around the world in the 21st century .

12. THANK YOU