“Michael Phelps is arguably the greatest Olympian ever. Some might argue that Usain Bolt, Carl Lewis, or Nadia Comaneci have a claim. But for sheer numbers of medals claimed, ...

For 20 years, Michael Phelps swam for five miles a day, six and seven days a week, trawling through resistant liquid, staring at a black line on the pool bottom.

For years, Michael Phelps' identity was as a dominant swimmer. The American was a force to be reckoned with in the pool, and there were not many that could keep up with the speedster. The result ...

Michael Phelps is the most accomplished Olympian of all time. When he told me about his unique journaling method, I decided to test it out.