I do a lot of gym circuits. a bit like CrossFit or HIIT sessions so just 20 seconds on 10 seconds off. Circuits are a good fat burner but they also work your heart and lungs Jos Buttler

I do a lot of gym circuits. a bit like CrossFit or HIIT sessions so just 20 seconds on 10 seconds off. Circuits are a good fat burner but they also work your heart and lungs Jos Buttler
I do a lot of gym circuits. a bit like CrossFit or HIIT sessions so just 20 seconds on 10 seconds off. Circuits are a good fat burner but they also work your heart and lungs Jos Buttler

I do a lot of gym circuits. a bit like CrossFit or HIIT sessions so just 20 seconds on 10 seconds off. Circuits are a good fat burner but they also work your heart and lungs Jos Buttler

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