I've always suggested people find one that works for them. My father in law loves competition and numbers, so Weight Watchers lets him accumulate points. My w

I've always suggested people find one that works for them. My father in law loves competition and numbers, so Weight Watchers lets him accumulate points. My wife hates cheat days and they don't really have the intended effect on her. She's also fine eating the same thing almost every day. A lot of the fad diets are fairly similar in that they're low-carb and reduce sugar; Atkins, South Beach, Keto, Whole30.