read more here: http://www.msnbc.msn.com/id/35219154/ns/health-the_new_york_times/?GT1=43001
to anyone considering this: JUST GET A ***KING CAT, YOU SORRY F**K!
I saw them from the front row when I was 16. right on the barricades, 7 feet in front of Pete Townshend...which means I was about 22 feet in front of his amps. my ears rang for 10 days; believe me, the guy's deaf for a reason.