What Are The Harmful Effects Of Smoking?

What Are The Harmful Effects Of Smoking? Smoking causes cancer, heart disease, stroke, lung diseases, diabetes, and chronic obstructive pulmonary disease (COPD), which includes emphysema and chronic bronchitis. Smoking also increases risk for tuberculosis, certain eye diseases, and problems of the immune system, including rheumatoid arthritis. How does smoking harm your body? Smoking is major