Dr. Joseph Maroon, 83, is a practicing neurosurgeon and eight-time Ironman triathlete. He manages to balance work and fitness with spirituality and spending time with family and friends. He shared his ...
Add Yahoo as a preferred source to see more of our stories on Google. Dr. Joseph Maroon is an 83-year-old practicing neurosurgeon and triathlete who got fit in his 40s. He's made many changes, aside ...