Found this on Drudge. I'm sure metal is as therapeutic as classical, especially to headbangers who have waited a whole year...
Attending live music events 'reduces your levels of stress hormone' - study
http://www.telegraph.co.uk/science/...-events-reduces-your-levels-of-stress-hormon/
Attending live music events 'reduces your levels of stress hormone' - study
http://www.telegraph.co.uk/science/...-events-reduces-your-levels-of-stress-hormon/