Study Finds Most Bone Growth Occurs At Night

The perception that children seem to grow taller overnight is likely true, researchers said on Thursday. Scientists at the University of Wisconsin's School of Veterinary Medicine in Madison placed sensors on the leg bones of lambs to monitor bone growth in the animals. Ninety percent of bone growth occurred when the animals were sleeping or otherwise at rest, according to the study published in the Journal of Pediatric Orthopedics.

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