1) Gangrene – This disease is caused by smoking due to peripheral vascular disease, a condition wherein the arteries that carry blood to legs or arms become partially or totally blocked by the buildup of fatty material. Smokers are two and a half times more likely to develop this disease than a non-smoker
2) Cancer – Smoking causes cancer of lungs, mouth, throat, bladder, pancreas, kidneys and esophagus. These cancers are caused due to carcinogens in cigarettes
3) Cardiovascular diseases – Diseases related to the heart, blood vessels of the heart and blood vessels including arteries and veins are a major cause of death. Nicotine present in tobacco increases the cholesterol levels in the blood, leads to fatty deposits in the arteries, which causes hardening and blocking of arteries, which increases the risk of cardiovascular diseases. Common cardiovascular diseases found in smokers are coronary thrombosis, cerebral thrombosis, coronary heart diseases and cerebrovascular diseases such as stroke
4) Chronic Obstructive Pulmonary Disease (COPD) – It causes health problems such as emphysema and chronic bronchitis. Emphysema is breathlessness that is caused by damage to air sacs. Chronic bronchitis results in frequent coughing with a lot of mucus. Smoking is to blame for about 80% of COPD cases. These diseases make day to day living very difficult
5) Macular degeneration – This disease is caused by excessive smoking and results in gradual loss of eyesight. Smoking also causes cataract and other eye problems as it affects blood flow to the eyes
Smoking also worsens asthma, blood pressure problems, fertility rate and many other aspects of health which affects your day-to-day life.
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