Think that rock and roll led youth to rebel? Think that today's music is a bad influence on... well, anyone? Apparently, this kind of thinking goes back a long, long way.A disease called Richard? Wagner as mental health menacewww.guardian.co.ukIn his time the composer's 'dangerously stimulating' music was blamed for melancholy, hysteria, hypnosis and even triggering orgasm, writes Kate Connolly


