Smoking is a greater cause of death and disability than any single disease. Tobacco smoking is a known or probable cause of approximately 25 diseases including cancer, heart attacks and strokes. The World Health Organisation says that its impact on world h

Smoking is a greater cause of death and disability than any single disease. Tobacco smoking is a known or probable cause of approximately 25 diseases including cancer, heart attacks, and strokes. The World Health Organisation says that its impact on world