Diet soda, fat free peanut butter and dried fruit snacks—they must be healthy, right? Well, that’s not always the case.

The key to losing weight is cutting calories. So, if you cut hundreds of calories a day then you are bound to shred pounds of fat away, right?

It may only be four letters, but it is one trending diet program: keto.

When do you know if you are eating too much? Brianna dives in with Betsy Varghese, M.D., a board certified internal medicine and obesity medicine physician

Brianna talks through the different variations and methods of intermittent fasting, possible health benefits and tips.