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Calorie tracking is upstream of food. What you eat matters, but how your body handles those calories is shaped by sleep, stress, hormones, gut health, and a dozen daily inputs that have nothing to do with the plate in front of you.
These posts sit at the intersection of nutrition and the rest of your day — why bad sleep makes you crave sugar, how cortisol and insulin shape what you want to eat next, the connection between mood and appetite, and the practical habits that compound over months even when no single one feels dramatic.
Your calorie target is a single number, but it comes from three layers: how much your body burns at rest (BMR), what you do all day (the activity multiplier), and the small but real cost of digesting your food (TEF). Here's how each one works.
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A practical, evidence-based walkthrough of calorie tracking — from what a calorie really is, to setting a daily target, to picking a method that fits your life and knowing when to stop.
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