![[Level 4] 20 Minute Massive Calorie Burn!](https://mercaton.net/wp-content/uploads/2020/12/1607027930_maxresdefault.jpg)
A 20 minute non-stop muscles and heart rate pumping workout for every intermediate/advanced trainer. This routine will not only burn stubborn fat but it will also …
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A 20 minute non-stop muscles and heart rate pumping workout for every intermediate/advanced trainer. This routine will not only burn stubborn fat but it will also …
source
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