83-year-old triathlete’s longevity tips Keith Preston 2 years ago View in browser Subscribe INSIDE SCOOP Dr. Joseph Maroon/ Uproar PR, Crystal Cox/BI, Tyler Le/BI An 83-year-old doctor and triathlete transformed his health in his 40s He says he uses four key diet principles to boost his health and longevity. READ NOW Insider Today Newsletter Get the inside scoop on today’s biggest stories in business from Wall Street to Silicon Valley — delivered daily. COUNT ME IN Attack the System Print (Opens in new window) Print Share on Tumblr Share on Reddit (Opens in new window) Reddit