Mar 1, 2009 #1 J Jack Active member Joined May 12, 2008 Messages 1,397 Reaction score 0 Points 36 example: Sprint 100m, 3 min rest, sprint 100m, 3 min rest, sprint 100m. or Jog 1.5km at a constant speed
example: Sprint 100m, 3 min rest, sprint 100m, 3 min rest, sprint 100m. or Jog 1.5km at a constant speed