Lizzo is back in full force and is ready to entertain her fans with new music while flaunting her slimmed-down body.

Heavy lifting and high-intensity cardio may get all the glory, but when it comes to sculpting lean muscle don't sleep on ...

The science on whether to do cardio before or after weights is inconclusive -- it all depends on your goal: overall health, weight loss or muscle gain. Keep reading to find the best approach for you.