Turoff recommended apps such as MyFitnessPal and Lose It. "Fat loss can be achieved without calorie or macro tracking, but nothing is as precise or clear as macro-tracking," Turoff said. "If you have ...

That said, people on the keto diet often track their macros to be sure they're adhering to the diet, which emphasizes getting most of your calories from fat. Here's what to know about macros on ...