Switch things up with this time interval ascender. What to do: The rest and work period will increase as we go! Complete exercises 1-5 in order while following the time description below. Rest one minute between rounds. Perform 5 rounds. Round 1: 10 seconds of work and 10 seconds of rest (10:10) Round 2: (20 work: 20 rest) Round 3: (30 work: 30 rest) Round 4: (40 work: 40 rest) Round 5: (50 work: 50 rest) Exercises: 1 – Halfsey Push-Ups 2 – Burpee Hip Slap 3 – Marching Bridge 4 – Duck walks 5 – Jump Ropes