did-you-know: Your body is younger than you. No matter how old you are, most of your body is less than 10 years old, because your cells are always recycling themselves. The epidermis recycles every 2-4 weeks, red blood cells are replaced every 4 months,

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did-you-know: Your body is younger than you. No matter how old you are, most of your body is less than 10 years old, because your cells are always recycling themselves. The epidermis recycles every 2-4 weeks, red blood cells are replaced every 4 months,

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