Swimming every day can improve fitness, muscle tone and mental health, as writer Kerry Law found out with this two-week ...

Lance Cpl. Amber Martinez executes a ‘side stroke’ during the testing portion of the Advanced Swim Qualification Course at Ramer Hall, Quantico, Virginia, April 11, 2014. (Cpl. Christina O'Neil/U.S.

Master-at-Arms 2nd Class Jeffrey Rock swims the Navy physical readiness test at Florida Keys Community College pool at Naval Air Station Key West, Florida, May 1, 2014. (Mass Communication Specialist ...

Move over, cycling and running. There’s another way to get your cardio in: swimming. We get it—getting yourself to a pool and strapping on your goggles might feel like a lot of extra effort—but ...