This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. You’ve heard the saying “calories in versus calories out” when it comes to weight loss. This is referring to a calorie deficit. But ...

The new year is just around the corner. If your resolution is to get healthy and lose weight, you may want to consider trying a calorie deficit. “A calorie deficit is when you can calculate your ...

Medically reviewed by Jonathan Purtell, RDN Key Takeaways You can build muscle while in a calorie deficit by eating enough protein and doing resistance training. Eating protein helps preserve lean ...

Fat loss isn’t about extreme dieting or punishing workouts — it’s about building a smart foundation that protects muscle, balances hormones, and creates habits you can sustain long term.

If you’re on a weight loss journey while also trying to gain muscle, you may be wondering if you can build muscle in a calorie deficit. It may seem like the two concepts contradict one ...