The only healthy way to lose fat is to burn more calories than you consume. Eating better is crucial but building muscles can help a lot by speeding up your metabolism.
Performing resistance training during periods of negative energy balance can mitigate the loss of fat-free mass, according to the National Strength & Conditioning Association.
A pound of muscle will burn 50 more calories in a day when you’re resting.
The typical goal is gaining 1-2 pounds of muscle a month. Depending on your physical health and fitness level, you can build four pounds or more of muscle in 30 days.