Better Understanding “Calories In, Calories Out” [Video]

Despite what some people want you to believe, calories do matter.

While certain factions of the health and fitness community seem committed to ignoring the golden rule of calories in, calories out (CICO), Dr. Layne Norton certainly isn’t one of them. On the contrary, the well-known strength coach and nutrition expert pounded the table for this time-tested principle while poking more than a few holes in dubious claims made by a fellow industry “expert.”

In a YouTube video published on Nov. 15, 2024, Norton provided a brief but poignant lesson that confirms CICO still holds weight no matter which direction you’re trying to move the needle on the scale.

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Like Norton, Dr. Mark Sisson has carved out a lucrative niche as a leading voice in the nutrition space. However, the founder of Primal Kitchen Foods — a company that makes condiments and other food products with no added sugar or dairy — doesn’t …