Harvard offers a free 6 week course for its students to reduce stress.
http://www.thebostonchannel.com/health/2683057/detail.html?treets=bos&tml=bos_health&ts=T&tmi=bos_health_1_12150012052003
http://www.thebostonchannel.com/health/2683057/detail.html?treets=bos&tml=bos_health&ts=T&tmi=bos_health_1_12150012052003