This explains why she looks so hot lately!
Britney Spears showed off a bit of her insane workout routine over the weekend on Instagram.
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The 34-year-old can be seen lifting weights while simultaneously power-walking on a treadmill! Dayum, girl!
Earlier in the day, the Make Me singer had hit up Cheesecake Factory with her boys and a hunky security guard, and was keen to burn off all those calories.
Watch her work that body (below):
Do you workout after the Cheesecake Factory, or do you nap like a normal person?
[Image via Instagram.]