This chap has turned older people's "comfort" items into musical instruments to encourage better participation in music therapy sessions. See the link here:
Genuinely brilliant - particularly the zimmerframe!
What if you're workplace was harming you every day you turned up. With most office workers sedentary for most of the day, has the office become a health hazard? Why not give organisations an incentive to have offices with no desks and no chairs?
Good spot re: the importance of lunch breaks (he says sat at his computer on OpenIDEO during a lunch break...). Wonder if there are any IT solutions to basically shut systems down over a lunch break period, or get managers to effectively close their office. I find even when I have a full lunch break time, the lure of the online world (shopping, emails, twitter, Batman sites) way too tempting.