It's a total waste of time, according to professional trainers.
Here's the truth.
Hint: It involves less kale and more carbs.
Pro trainers tell us the truth ...
Kill two birds with one stone.
Want to make some gains in the gym?
One missed workout isn't a problem, but what about 10?
Stop hunching at your desk!
For you at least.
Kayla Itsines lends her expert opinion.