Psst: it's not another plank.

For your speed workout, try a fartlek run/walk: After a walking or easy running warmup, run hard for 30 seconds or as long as ...

Certain times—and workouts—are better than others.

Whether climbing a PT pyramid, swimming, powering through a 5x5 or unwinding with mobility work, these workouts are favorites among military members for their effectiveness, adaptability and ability ...