Tagged with diagram

The ins and outs of the heart

The Ins and Outs of the Heart

Valentine's Day is all about hearts but you know that funny shape isn't actually what your heart looks like, right? Here's the real deal.

Vocal cords 101

Vocal Cords 101

A bruised vocal cord recently silenced Jessica Simpson. We've got the goods on this delicate - but very portable - instrument!

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