Answer:
1.Tobacco smoking can lead to lung cancer, chronic bronchitis, and emphysema. It increases the risk of heart disease, which can lead to stroke or heart attack. Smoking has also been linked to other cancers, leukemia, cataracts, and pneumonia. Smokeless tobacco increases the risk of cancer, especially mouth cancers.
2.More specifically, physical inactivity increases the risk of coronary heart and cerebrovascular diseases, type 2 diabetes mellitus, hypertension, several cancers (e.g. lung, prostate, breast, colon, others), osteoporosis/fractures and dementia, among others.
3.When you drink alcohol, you don't digest alcohol. It passes quickly into your bloodstream and travels to every part of your body. Alcohol affects your brain first, then your kidneys, lungs and liver. The effect on your body depends on your age, gender, weight and the type of alcohol.
4.Millions of people follow an unhealthy lifestyle. Hence, they encounter illness, disability and even death. Problems like metabolic diseases, joint and skeletal problems, cardio-vascular diseases, hypertension, overweight, violence and so on, can be caused by an unhealthy lifestyle.
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