Author: Craig Constantine


  • The Hunger Tolerance

    Hunger tolerance is trainable. If you eat at the first sign of hunger, you’ve conditioned zero tolerance. Research by Cummings shows hunger comes in waves — rising, peaking, and falling within 20-30 minutes. Building tolerance means deliberately experiencing hunger and not eating, proving it’s uncomfortable but not dangerous. Start with 15-minute delays; extend gradually. This companion covers why tolerance is low, reframing hunger, building tolerance, and what you’ll discover. (3 min read)


  • The Default Meals

    Defaults determine outcomes. When tired or unprepared, you fall back on defaults — the meals you make without thinking. Research by Thaler on choice architecture shows defaults powerfully shape behavior. If your defaults are healthy (eggs and vegetables, rotisserie chicken and salad), unplanned eating is fine. Designing good defaults is high-leverage change. This companion covers why defaults matter, auditing yours, what good defaults look like, and building better ones. (3 min read)


  • The Midnight Fridge

    Close it and go back to bed. You’re not genuinely hungry — you’re half-asleep, operating on autopilot. Night eating is rarely about hunger. Eating at 2am reinforces the pattern and disrupts sleep and metabolism. The intervention is simple: recognize what’s happening, close the door, return to bed. If recurring, address underlying sleep and habit issues. This companion covers what’s actually happening, why eating is the wrong response, and preventing recurrence. (3 min read)


  • The Addiction Debate

    The evidence is mixed but suggestive. Research by Gearhardt shows highly palatable foods activate the same brain reward pathways as addictive drugs. Some people show addiction patterns: craving, loss of control, continued use despite consequences. Whether this constitutes clinical “addiction” is debated, but the behavioral and neurological parallels are real. The label matters less than the pattern. This companion covers the case for and against food addiction, and practical implications. (3 min read)


  • The Grocery Store Layout

    The store’s layout is intentional: whole foods line the perimeter while processed foods fill the center aisles. Stores optimize for profit, not health — high-margin processed foods get prime center placement. Shopping the perimeter naturally steers you toward healthier choices. Know what pulls you into the center and have a strategy. This companion covers the perimeter principle, why the layout exists, what pulls you in, and strategies for navigation. (3 min read)


  • The Peer Pressure

    Hold your ground without making it a scene. A simple “No thanks, I’m good” is enough. Research by Cialdini on social pressure shows friends often seek validation for their own indulgence. If pressure continues, use the broken record: repeat your decline calmly without elaboration. Real friends accept your choices; persistent pressure says more about them. Your health decisions aren’t up for group vote. This companion covers why pressure happens, simple responses, what not to do, and reframing. (3 min read)


  • The Body Weight Equation

    The energy balance equation is physics — it must be true. But it’s incomplete because “calories in” and “calories out” aren’t independent variables. Research by Hall shows eating less causes the body to burn less; the equation balances, but not in your favor. What you eat affects how hungry you feel and how many calories you burn. Simply eating less has a 95+ percent failure rate. This companion covers why the equation is true, why it’s incomplete, and what actually works. (3 min read)


  • The Thoughtful One

    The thoughtful one pauses between stimulus and response. Research by Kahneman distinguishes automatic System 1 thinking from deliberate System 2. Before eating, they ask: Am I hungry? What do I actually want? How will I feel after? This pause — even a few seconds — interrupts automatic eating and creates space for choice. Thoughtful eating isn’t slow; it’s conscious rather than reflexive. This companion covers automatic versus thoughtful, the questions that create the pause, and building it. (3 min read)


  • The Sabotaging Thoughts

    Bad food choices follow thoughts: “I deserve this,” “One won’t hurt,” “The day is ruined.” Research by Beck shows these cognitive patterns function as permission — bridging “I shouldn’t” to actually eating. Catching the thought is easier than stopping the behavior. Name your sabotaging thoughts, track patterns, create counter-thoughts. The goal isn’t to never have them, but to recognize them as thoughts, not truths. This companion covers the thought-behavior chain, common sabotaging thoughts, and catching them earlier. (3 min read)


  • The Visual Appeal

    What you see, you eat. Research shows visible food is consumed more than hidden food; eye level wins. If healthy food is hidden in drawers or shoved to the back of the refrigerator, it loses to visible alternatives. Make healthy food visually appealing — displayed prominently, in attractive containers, at eye level. Design your kitchen so the first thing you see is the food you want to eat. This companion covers the visibility principle, redesigning for health, and making food appealing. (3 min read)