I watched a video clip by Susan Blum, MD, MPH last night and it was a good reminder of the concept that ‘not all calories are created equal’. She discussed 100 calories from an organic apple vs 100 calories from a snack pack of pretzels and how they affect our bodies on a cellular level. (Confession: there was a time when I consumed 100 calorie pack snacks every.single.day!)

The food we eat imprints our cells with information. Healthy food, such as the apple, are like a green light to our cells and allow them to be healthy and function properly. Unhealthy foods, like the pretzels (and most other things in the standard American diet), send out a red light to our cells and can lead to poor cellular function that can damage our body and lead to negative side affects such as inflammation. 
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