Why You Should Change Your Diet With The Seasons with Dallas Hartwig #102
Dallas Hartwig, co-author of The Whole30 and nutritionist, discusses his new book, The Four Season Solution. He advocates for aligning eating, sleeping, and exercise habits with natural seasonal rhythms, asserting that this disconnection from natural cycles is at the core of modern stress and chronic disease.
Deep Dive Analysis
15 Topic Outline
Introduction to The Four Season Solution and its Philosophy
Contrasting The Four Season Solution with The Whole 30
Dallas Hartwig's Unconventional Childhood and Connection to Nature
The Problem of Monotone Living and Lack of Slowness
How Stimulants Mask Natural Rhythms
The Concept of Evolutionary and Environmental Mismatch
Explaining Why Different Diets Work for Different People at Different Times
Seasonal Dietary Patterns: Summer vs. Winter Eating
The Impact of Light Exposure and Circadian Rhythms on Health
Societal Expectations vs. Natural Human Rhythms
Seasonal Movement Patterns: Exercise vs. Natural Movement
Common Misconceptions About The Whole 30 Program
Dallas's Personal Journey of Recalibration and Self-Medication
Actionable Tips for Seasonal Living and Self-Awareness
Rangan's Feel Better in Five Framework for Wellbeing
6 Key Concepts
Monotone Living
The modern tendency to maintain the same habits and behaviors year-round, regardless of the season, such as consistent gym routines or food choices. This approach disconnects us from natural rhythms and contributes to chronic stress and disease.
Evolutionary Mismatch
The discrepancy between our ancient biological systems, which evolved in dynamic natural environments, and our very modern, static environment. This mismatch leads to health problems as our biology is not adapted to current living conditions.
Nutritional Reductionism
The oversimplified approach of studying nutrition in isolation, trying to find an 'optimal human diet' without considering other interacting factors like circadian rhythms, movement patterns, and social interactions. This often misses the broader context of human biology.
Chronic Summer
A lifestyle characterized by long days, excessive light exposure, a focus on cardiovascular exercise, and stimulating, fragmented social connections, mimicking summer conditions year-round. This constant 'on' state is linked to chronic stress and disease due to its deviation from natural seasonal ebbs and flows.
Periodization of Movement
The concept of varying types and intensities of physical activity across different seasons, similar to how athletes structure their training. This means shorter, more intense movements in winter and longer, more aerobic activities in summer, aligning with natural energy cycles.
Anchors (Behaviors)
Fundamental, consistent behaviors that remain valuable across all seasons and years, providing stability amidst natural oscillations. Examples include consuming complete dietary protein at each meal and practicing stillness for self-awareness.
7 Questions Answered
'The Four Season Solution' is described as the conceptual prequel to 'It Starts With Food' (which preceded 'The Whole 30'), offering a broader, more personalized, and long-term paradigm for living, while 'The Whole 30' is a short-term, food-focused experiment designed to understand individual food sensitivities.
Our ancestors naturally changed their eating, sleeping, and activity patterns with the seasons due to varying light, temperature, and food availability. Disconnecting from these natural cycles, as Dallas theorizes, is at the core of modern stress and chronic disease.
Dallas hypothesizes that these diverse dietary approaches work because they provoke specific physiological adaptations, often representing what seasonal variations in diet would have looked like in our ancient past. Different diets may be optimal at different times of the year or stages of life, rather than one being universally 'right' forever.
Modern life inverts our natural light exposure: we get too little bright light during the day (indoors) and too much artificial light at night (screens, indoor lighting). This flattens our natural light-dark cycle, disrupting circadian rhythms and negatively affecting metabolism and overall health.
Two common misconceptions are that it promotes an orthorexic or overly restrictive way of eating, and that it should be adopted as a permanent lifestyle. Dallas clarifies it's a short-term experiment to learn about one's body, not a long-term diet, and overuse indicates a missed opportunity for self-regulation.
Families can incrementally make changes like involving children in cooking, establishing a 'no electronic devices at the table' rule, and prioritizing cooking and eating together. Designing the environment to encourage natural, slower interactions, such as lighting candles in winter, fosters connection.
In winter, movement should be shorter, more intense, and smaller in total volume (e.g., strength training, HIIT). In summer, it can be longer, more aerobic, and less intense (e.g., foraging, long-distance walking), reflecting natural athletic periodization and ancestral activity levels.
35 Actionable Insights
1. Align Habits with Seasons
Change your habits and behaviors throughout the year to align with the seasons, rather than sticking to the same routines year-round, as this mirrors ancestral practices and can reduce modern-day stress and chronic disease.
2. Trust Your Inner Intuition
Learn to find and trust your innate wisdom and intuition about how you need to live, as this truth is already within you but often suppressed by cultural teachings and external prescriptions.
3. Minimize Circadian Disruptors
Reduce reliance on artificial lighting, heating, air conditioning, non-seasonal food, and stimulants like sugar, caffeine, and alcohol, as these disrupt natural circadian rhythms and contribute to chronic stress and disease.
4. Institute a Stillness Practice
Incorporate a practice of stillness into your daily life, even for just 3-5 minutes, through activities like meditation, reading poetry, or walking without distractions, to foster self-awareness and self-value.
5. Prioritize Downtime for Reflection
Actively create and protect downtime in your life to sit in stillness and internally reflect, as modern society often erodes these opportunities, leading to reliance on stimulants and numbing behaviors.
6. Optimize Daily Light Exposure
Avoid excessive artificial light after sunset to prevent melatonin disruption, and conversely, seek more bright natural light during the day, as modern indoor living often darkens our days inappropriately.
7. Practice “Feel Better in Five”
Implement the “Feel Better in Five” framework daily by dedicating five minutes to your mind (e.g., journaling, breathing, nature), five minutes to your body (e.g., movement, dancing, bodyweight workout), and five minutes to your heart (e.g., human connection, gratitude).
8. Embrace Gradual, Cyclical Changes
Recognize that the body operates cyclically with subtle ebbs and flows, and allow changes in your body and routines to happen slowly and gradually over time, rather than abrupt, binary shifts.
9. Prioritize Communal Eating
Make communal eating a priority, as sharing food is a powerful bonding, trust-building, and connective human experience that has been eroded in modern society.
10. Implement Device-Free Mealtimes
Establish a rule of no electronic devices at the table during mealtimes to reduce distractions and encourage more present and connective family interactions.
11. Involve Family in Food Preparation
Gradually involve family members, especially children, in the process of getting food from the market to the table, including cooking, to foster family bonding and connection to food sources.
12. Connect to Food Sources
Visit farmer’s markets or local producers with your family to learn where food comes from and meet the people who grow it, fostering a deeper connection to your food system.
13. Practice Mindful Eating
Ask yourself “what do I actually need?” and “am I eating because there’s food on my plate?” to slow down and connect with the actual experience of eating, rather than just consuming.
14. Teach Kids Body Awareness
When feeding children, ask them “how does it feel?” and “are you satisfied?” to help them develop an awareness of their own body’s signals regarding hunger and fullness, rather than relying on external rules.
15. Prioritize Local, Seasonal Foods
Shop at local markets or farmer’s markets and choose foods that are available locally and regionally, avoiding out-of-season imports, to align with natural food availability and improve health.
16. Include Protein at Each Meal
Make it a simple anchor behavior to include a complete dietary protein source at each meal, such as meat, seafood, poultry, or eggs.
17. Eat During Daylight Hours
As a simple heuristic, prioritize eating during daylight hours and try to curtail eating during darkness to align with natural circadian rhythms.
18. Practice Winter Intermittent Fasting
Consider practicing intermittent fasting or time-restricted feeding during winter months, as historically, eating primarily during shorter daylight hours naturally led to longer fasting periods.
19. Vary Diet Seasonally
Avoid sticking to one dietary approach (e.g., plant-based/vegan) year-round, as diets that thrive in one season (like summer) may lead to health decline if extended beyond their natural seasonal appropriateness.
20. Vary Exercise Seasonally
Adjust your exercise patterns with the seasons; for example, in winter, focus on shorter, more intense movements, while in summer, you can engage in longer, more aerobic, and less intense activities.
21. Integrate Natural, Varied Movement
Introduce more general, three-dimensional, and unpredictable movement into your daily life, such as walking and carrying groceries, to mimic natural human activity and reduce reliance on contrived exercise.
22. Learn from Athletic Periodization
Observe how athletes periodize their training and nutrition with off-seasons and different activities for different times of the year, and apply this principle to your own general health and fitness.
23. Adjust Socializing Seasonally
In winter, contract your social world by drawing closer to the most important people for meaningful connection, contrasting with summer’s expansive social activities like parties and road trips.
24. Embrace Winter Dining Rituals
In winter, embrace the darkness by creating cozy, contained dining experiences with candles and a set table, encouraging deeper connection and conversation with loved ones.
25. Adopt Seasonal Self-Care Practices
Adjust self-care routines seasonally; for example, in winter, embrace restorative practices like evening baths with candles, while in summer, prioritize outdoor activities like walks or gardening.
26. Pivot to Fall/Winter Rhythm
At the end of summer, consciously pivot from expansive, dopamine-driven activities to slowing down, resting more, reconnecting with self and close ones, and reassessing gathered resources.
27. Align Goal Setting with Spring
Shift the timing of “New Year’s resolutions” and new programs to early spring, as this aligns with the natural energetic and motivational (dopamine-driven) expansion of the season, rather than the contraction of deep winter.
28. Accept Lower Winter Energy
Recognize that it’s biologically normal to feel less energetic and motivated in winter; embrace this time for increased sleep, rest, restoration, and deep reconnection with close relationships, rather than viewing it as pathological.
29. Practice Self-Compassion Seasonally
Be kinder to yourself and adjust expectations based on the season; for example, accept lower energy levels and less motivation for intense workouts during dark winter months as a natural biological response.
30. Rethink Work Rhythms Seasonally
Employers with flexibility should consider adjusting work schedules and expectations to align with natural human biological rhythms and seasons, potentially leading to a happier and more productive workforce.
31. Use Whole30 as Learning Tool
Utilize programs like Whole30 as short-term personal experiments to learn how your body responds to whole, unprocessed foods, rather than adopting them as a permanent, restrictive lifestyle. The goal is to internalize intuition, not rely on external rules indefinitely.
32. Re-evaluate Caffeine Use
Assess your caffeine consumption to determine if it’s artificially driving you to move at an unsustainable pace, rather than providing deep nourishment, and consider reducing it to better align with natural energy rhythms.
33. Reduce Social Media Self-Medication
Actively address self-medication with social media, recognizing its role in perpetual self-stimulation and ego stroking, and reduce its use to avoid neurochemical overstimulation.
34. Align Life with True Nature
Recognize and address mismatches between your deep intuitions (e.g., being introverted) and external behaviors (e.g., constant busyness and travel), choosing activities that are deeply nourishing rather than just self-stimulating or success-oriented.
35. Wear Minimalist Footwear
Consider wearing minimalist footwear like Vivo Barefoot shoes for potential benefits in back, hip, knee pain, and general mobility, as they are designed to be super comfortable and allow natural foot movement.
5 Key Quotes
The body is one beautiful, complex, interrelated system, and if we forget how all of the pieces fit together, we lose the ability to make the most well-informed choices.
Dallas Hartwig
You know how you need to live, because it's in you, that truth, that wisdom, that intuition is already in you, but you need to learn how to find it and learn how to trust it, because we've taught ourselves that it's not valuable.
Dallas Hartwig
In the absence of caffeine, sugar, alcohol, artificial lights, and all the common stimulants we use to get through life, you might start to begin to notice a certain rhythmicity to your own energy levels.
Dallas Hartwig
The problem is that we yearn for that deep winter restoration. But because of work schedules and artificial light and financial stress and all these other things, all these other external modern factors, we don't allow ourselves to have that experience.
Dallas Hartwig
The healthiest kind of movement is three-dimensional and unpredictable because that's how the world works.
Dallas Hartwig
3 Protocols
Seasonal Living Anchors (Food)
Dallas Hartwig- Include complete dietary protein at each meal.
- Eat primarily during daylight hours, curtailing eating during darkness.
- Choose foods that are available locally and regionally, aligning with seasonal availability.
Stillness Practice
Dallas Hartwig- Institute a practice of stillness, even if incredibly small (e.g., 3-5 minute meditation).
- Engage in activities like reading poetry or going for a walk without distractions (podcast, music).
- Cultivate stillness as a feeling or attitude, recognizing it doesn't always require being stationary.
Feel Better in Five Framework
Rangan Chatterjee- Dedicate five minutes daily to your mind (e.g., journaling, breathing, nature, creative flow state).
- Dedicate five minutes daily to your body (e.g., skipping, dancing, HIIT, bodyweight workout).
- Dedicate five minutes daily to your heart (e.g., phoning a friend, FaceTiming relatives, gratitude practice, human connection).