Try these two cardio machines for a big burn!
Rowing Machine:
Warm up for 5 minutes and easy/semi easy pace.
For 1 minute, go all out as fast as you can.
For 2 minutes, recover at a pace just above the warm up.
Repeat intervals for 18 minutes.
Cool down for 4 minutes.
Steps:
Warm up for 5 minutes and easy/semi easy pace.
For 10 minutes, increase intensity every two minutes.
Then climb down, decreasing intensity every 2 minutes.
Cool down for 5 minutes.
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