Close your eyes, throw on some decent headphones or turn up your sound system, and give this a listen (not necessarily in that order):

Marconi Union - Weightless

If you're not at least 65% more chillaxed afterwards, then you either aren't human or your audio equipment is awful to the point of causing you discomfort.



Dunno if this has already been posted somewhere on this site (it probably has) but some background info:

Band creates the 'most relaxing tune ever' - Telegraph