"The fitness patterns for conferring longevity and robust lifelong cardiovascular health are distinctly different from the patterns that develop peak performance and marathon/superhuman endurance. Extreme endurance training and racing can take a toll on your long-term cardiovascular health. For the daily workout, it may be best to have more fun endure less suffering in order to attain ideal heart health."
http://www.newyorker.com/online/blogs/elements/2014/07/extreme-exercise-and-the-heart.html? | http://youtu.be/GhEGnf9yzkM more » 07-16-2014 11:11am