Want to know how many calories you should eat to lose weight? The answer is simple: If You Want to Lose Weight, Calories Don’t Matter. You might be a bit surprised by that answer (especially when doctors, nutritionists, and government agencies all have suggestions for how many calories you should eat if you want to lose weight). The truth is simple: your body is not a calorimeter. What is a calorimeter? It is the machine that food scientists use to determine how many calories food contains (see picture on this page).
