What is a sprained ankle? How is an ankle sprain different from an ankle strain or an ankle fracture?
Explore the largest internal organ with our 3D liver model and and hepatic lobule microanatomy model.
Hormones regulate internal functions from metabolism and growth to sexual development and the induction of birth. They circulate through the bloodstream, bind to target cells, and adjust the function of whole tissues and organs.
Does cracking your knuckles lead to arthritis? If you pluck a gray hair, will more grow back? Do we really use only 10% of our brains? In this video, we tackle some famous myths and old wives' tales.
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