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Leg Vein Health

26 June 2019

WATCH: What if humans were cold-blooded creatures?

How would our lives be different if we were actually cold-blooded?

Human beings are warm-blooded mammals. It's a fact of basic science. But, what if they weren't? How would our lives be different if we were actually cold-blooded? In this video, Unveiled discovers how our bodies would change for a cold-blooded life.

Image credit: iStock