Question
After we work hard or perform physical activity, we feel hungry. Explain why.
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Answer
When we work hard or perform physical activity (like running, swimming, cycling), we need mdre energy. To fulfil the energy requirement, we breathe faster. Fast breathing helps in supply of more oxygen to our cells. Due to this, rate of breakdown of food increases and more energy is released. The rapid breakdown of food makes us to feel more hungry.
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