Rahul exercises regularly by visiting a gymnasium. Of late he is gaining weight. What could be the reason? Choose the correct answer and elaborate.

(a) Rahul has gained weight due to accumulation of fats in body

(b) Rahul has gained weight due to increased muscle and less of fat

(c) Rahul has gained weight because his muscle shape has improved

(d) Rahul has gained weight because he is accumulating water in the body

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Solution

Rahul has gained weight because his muscle shape has changed. Regular exercise increases the body muscle as there is an enlargement of muscles due to increase in the amount of sarcoplasm and mitochondria . Exercise also improves the muacle to fat ration thus allowing him to gain mass and size of body muscle and subsequesnt reduction in fat content.

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