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What are lifestyle diseases ? How are th...

What are lifestyle diseases ? How are they caused ? Name any two such diseases.

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(a) Life style diseases are those which occur due to improper changes in the living conditions.
(b) Main causes of life style diseases are over eating or over dieting, lack of exercise, alcoholism, smoking, drug addiction, etc.
(c) Obesity, hypertension and cancer are common life style diseases.
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