Science has proved that smiling not only gives your mood a boost but helps your body release cortisol and endorphins that provide numerous health benefits--including literally lengthening your lifespan.

That's right. By harnessing the incredible life-improving powers of adorable, tiny animals, this book will help you live longer. Featuring pint-sized pigs, teensy kittens, miniature bunnies, and the smallest, cutest creatures out there, we've compiled this collection for whenever you need a pick-me-up.