Some very useful web sites that I am either associated with or use for information purposes;
www.drlenkravitz.com www.mayoclinic.com www.health.harvard.edu
www.infoaging.org
www.med.umich.edu
www.ideafit.co
www.canfitpro.com
www.acsm.org
www.chekinstitute.com
Do not, exercise your right to not exercise!