[bjourne]

> There is almost certainly someone, somewhere, claiming that sleeping on the floor and/or not showering makes you think better and your body healthier ("The Cave Man Sleep Technique....we didn't evolve in cushy beds now did we?")

On the internet, of course there is :) http://www.paleodietandliving.com/paleo-living/sleep/sleep-w...

Oh and showering to often is linked with everything from fungal infections, dandrufs, psoriasis and acne. Definitely not healthy according to lots of lifestyle strategists out there.