1. What is personal hygiene? Explain about the major parts of human body.
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Personal hygiene is how you care for your body. This practice includes bathing, washing your hands, brushing your teeth, and more Humans have five vital organs that are essential for survival. These are the brain, heart, kidneys, liver and lungs. The human brain is the body's control center, receiving and sending signals to other organs through the nervous system and through secreted hormones.
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