Here is a link that talks about how MS can sometimes be benign (no symptoms but MS damage nevertheless):
http://archneur.ama-assn.org/cgi/conten ... y/17/6/588
benign MS
benign MS
A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die and a new generation grows up that is familiar with it
- Max Planck
- Max Planck
Mayo clinic did more recent studies supporting benign ms but some research queried the validity http://www.medscape.com/viewarticle/552334