Are you ready to workout till you throw up? This is one of the toughest and most grueling Tabata combos ever!

Here’s the deal:

8 rounds of squats – 20 seconds per round and 10 seconds rest between each round
8 rounds of pushups – 20 seconds per round and 10 seconds rest between each round
8 rounds of sit ups – 20 seconds per round and 10 seconds rest between each round
8 rounds of pull ups – 20 seconds per round and 10 seconds rest between each round

This advance workout is a great test of your overall strength and endurance. Make sure you make a note of the maximum repetitions for each interval and total them up.

After several weeks of training, you can repeat this monster of a workout to try and beat your best scores.