Should You Cut Out an Entire Food Group or Macronutrient to Lose Weight?

When it comes to nutrition, it can seem pretty confusing. Your doctor may tell you that you should try to lose weight by counting calories. But one day at work your boss tells you that they completely cut out carbs and never counted a single calorie, and then you see Karen on facebook posted that she lost 12 lbs by doing Keto. So which method is best for you?