https://blogs.mercola.com:443/sites/vitalvotes/archive/2003/07/29/Stress-Explains-Paradox-of-Why-Work-Exercise-Worsens-Heart-Disease.aspxInvestigators followed the physical activity of 500 middle-aged employees while monitoring progression of their atherosclerosis. They found that while arteries thickened more slowly in those who exercised more during their leisure time, arteries actuallyenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)