I'm a Trainer, and This Is How Often You Should Work Out If You Want to Lose Belly Fat
No matter how many ab workouts you do, they won't help you reduce belly fat. Instead of focusing on spot reduction — targeting one specific area on your body — you've got to train your entire body, fuel up with nutritious foods, and make sure that you're recovering (nope, all-nighters won't help) to lose fat in general. And losing body fat all over means you will be losing some on your belly as well.
If you aren't sure how often you should be training, or what exactly you should be doing once you're at the gym to get reduce body fat, here's what I recommend.