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Сезон 8, Серия 4
Aging
The team investigate the ill effects of old age. Maggie Philbin looks at how our muscles change as we get older, and Liz Bonnin explains how bones are made.
The team investigate the ill effects of old age. Maggie Philbin looks at how our muscles change as we get older, and Liz Bonnin explains how bones are made.
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