The Athlete's Compass

In this episode of The Athletes Compass Podcast, Dr. Iris Nafshi joins the team to discuss her research on “Iron Moms,” endurance athletes who train for Ironman while navigating motherhood, work, family expectations, and guilt. Drawing from her PhD dissertation, Beyond Grit and Guilt, Iris explains that athletic identity does not compete with maternal identity; it can expand it. The conversation explores how moms persist through complex schedules, emotional pressure, limited support, and societal expectations by reframing guilt, building systems, practicing self-compassion, and embracing the mindset that “something is better than nothing.”

• Athletic identity and maternal identity do not have to be separate or competing roles.
• “Balance” may be the wrong word; integration and seasons of focus are more realistic.
• Mom guilt often comes from societal expectations that mothers should be endlessly selfless.
• Many Iron Moms reframe training as role modeling strength, commitment, and self-respect for their children.
• Grit helps athletes start, but it is not enough to sustain long-term training through real life.
• Iris adds self-compassion to the HERO framework — hope, efficacy, resilience, and optimism — creating “SHIRO.”
• Support systems matter. As Iris says, nobody does Ironman alone.
• Flexibility is essential: shortening a workout, moving it, or doing something imperfectly is often better than skipping entirely.
• “Something is better than nothing” becomes a powerful mindset for training, work, creativity, and life.
• Children are watching, and they often notice the dreams parents pursue — and the ones they give up.

• Dr. Iris Nafshi
• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of The Athletes Compass, Dr. William B. Irvine joins Paul Warloski, Paul Laursen, and Marjaana Rakai to explore how Stoic philosophy can help endurance athletes train, race, and live with more resilience. Irvine connects rowing, coaching, discomfort, failure, and competition to practical Stoic ideas such as focusing on what you can control, reframing setbacks, practicing negative visualization, and valuing process over outcomes. The conversation moves from “keep your head in the boat” to “one more stroke,” offering athletes a grounded mental toolkit for handling race-day adversity, physical discomfort, self-doubt, and the temptation to tie self-worth to results.

• “Keep your head in the boat” is a powerful Stoic metaphor: focus on what you can control, not the weather, competitors, or external conditions.
• Irvine’s practical Stoic advice: “Do what you can with what you’ve got where you are.”
• Athletes can reframe setbacks as “Stoic tests” rather than disasters.
• Discomfort and pain are not the same; endurance athletes learn to tolerate discomfort as part of growth.
• “One more stroke” is a simple mental strategy for surviving hard moments in training, racing, illness, or life.
• Failure is valuable when it comes from attempting something difficult and learning from the result.
• Competitive athletes can stay healthier mentally by focusing on process goals rather than outcome goals.
• Negative visualization helps athletes appreciate what they already have and prepare for what could go wrong.
• Last-time meditation can deepen gratitude: every race, ride, row, or run may someday be the last.
• Stoicism is not about suppressing emotion; it is about maintaining equanimity when life or sport gets hard.

• More Better Thinking | Dr. William B. Irvine
• Join the Athletica 5K Virtual Race
• Dr. Paul Laursen
• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of The Athletes Compass Podcast, Paul Warloski, Dr. Paul Laursen, and Marjaana Rakai break down the concept of power and pace profiles — the personalized performance fingerprints hidden inside your training data. They explain how these profiles reveal an athlete’s strengths, weaknesses, critical power, and sustainable race pace without expensive lab testing. The conversation explores how Athletica uses real-world wearable data and AI coaching to prescribe training zones, assess race readiness, and predict event performance. From marathon pacing to hill-specific preparation and anaerobic profiling, the episode offers practical guidance for endurance athletes looking to train smarter and race more effectively.

• A power or pace profile maps your best efforts across different durations and acts as a “performance fingerprint.”
• Critical power and critical pace help determine sustainable race intensity and training zones.
• Real-world wearable data may be more valuable than isolated lab testing because it reflects actual training environments.
• Athletica uses historical performance data to estimate physiological markers like VO2 max and threshold power.
• Accurate profiling requires maximal efforts across multiple durations — “garbage in, garbage out.”
• Profiles can reveal whether an athlete is more “twitchy” (explosive) or “diesel” (endurance-focused).
• AI coaching can analyze historical workouts and race-specific sessions to estimate realistic race pacing.
• Race specificity matters: athletes should train in terrain and conditions similar to their target event.
• Weekly training consistency and frequency may matter more than one extremely long workout.
• Monitoring threshold trends over time provides insight into long-term fitness progression.

• Join the Athletica 5K Virtual Race
• Dr. Paul Laursen
• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of The Athletes Compass, Paul Warloski, Dr. Paul Laursen, and Marjaana Rakai discuss how everyday endurance athletes can make meaningful progress with limited training time, especially when balancing work, family, and life. The conversation centers on the “minimum effective dose” of training, why context and goals matter, how to use intensity wisely, and why consistency is often more important than perfection. They also explore the role of strength training, aerobic base work, walk-run programs, HIIT, recovery, habit stacking, and practical scheduling strategies for athletes training around five to seven hours per week.

• The best training plan depends on the athlete’s goal, background, fitness level, and available time.
• Five to seven hours per week can be plenty for some goals, such as a 5K, 10K, half marathon, or gravel event, but may be unrealistic for many athletes targeting an Ironman.
• Consistency is the first priority: spreading workouts across the week is better than cramming all training into one day.
• For newer athletes, walk-run sessions can produce major aerobic gains without any high-intensity training.
• HIIT is time-efficient, but it is not necessary or appropriate for every athlete.
• Three hard training days per week is likely the upper limit for most athletes.
• Strength training is worth the time investment, even if it is only 10 to 20 minutes at a time.
• Recovery counts as training, and sometimes performance improves after backing off.
• Calendar blocking, commuting, dog walks, playground workouts, and habit stacking can help busy athletes stay consistent.
• Doing something is usually better than doing nothing.

• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of The Athletes Compass, Paul Warloski, Dr. Paul Laursen, and Marjaana Rakai explore recovery strategies for everyday endurance athletes, emphasizing that sleep and nutrition remain the foundation while tools like cold water immersion, sauna, compression garments, massage guns, foam rolling, forest bathing, and active recovery can all have a place depending on context. The conversation highlights how cold and heat therapies may support mental clarity, resilience, and heat adaptation, while nature exposure and low-intensity movement can help restore the nervous system. The hosts also discuss gender differences in recovery, especially the mental load and sleep disruptions many women experience, and identify red flags of under-recovery such as declining HRV, flat mood, loss of motivation, and reduced joy in training.

• Sleep and nutrition are the “big rocks” of recovery; everything else is a smaller tool to use strategically.
• Cold water immersion can help with mental reset and acute inflammation, but it may not always be ideal after strength work or heat-adaptation sessions.
• Sauna and heat exposure can support plasma volume expansion, cardiovascular adaptation, and mental resilience.
• Compression gear may be most useful in specific contexts, such as travel, swelling, plantar fasciitis, or after hard race weekends.
• Massage guns, foam rollers, balls, stretching, and massage therapy are all useful ways to pay attention to muscle tone and tightness.
• Forest bathing and time in nature may support mood, immunity, parasympathetic activity, and nervous system recovery.
• Women may not necessarily recover differently physiologically, but lifestyle load, hormonal changes, sleep disruption, and the “third shift” can affect recovery capacity.
• Red flags of under-recovery include low or abnormal HRV trends, loss of motivation, lack of joy, persistent heaviness, poor sleep, and mood changes.
• Active recovery can sometimes be better than complete rest, especially when it involves gentle movement, time away from screens, or lower-impact modalities.
• Running is often more neuromuscularly stressful than cycling, swimming, or rowing, so changing modality can help maintain movement while reducing load.

• Sex Differences in Self-Reported Causes, Symptoms, and Recovery Strategies Associated With Underperformance in Endurance Athletes
• Randomized controlled trial on the efficacy of forest walking compared to urban walking in enhancing mucosal immunity | Scientific Reports
• Isolated and Combined Effects of Cold, Heat and Hypoxia Therapies on Muscle Recovery Following Exercise-Induced Muscle Damage | Sports Medicine | Springer Nature Link
• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of The Athletes Compass, Paul Warloski and Dr. Paul Laursen unpack the current high-carb fueling trend in elite endurance sport, sparked by reports of top marathoners consuming 100–120 grams of carbohydrate per hour. The conversation challenges the traditional idea that carb intake primarily boosts performance by sparing muscle glycogen, instead highlighting emerging research suggesting that even small amounts of carbohydrate may work mainly by protecting blood glucose and preventing hypoglycemia. They explore whether high-frequency carb dosing may act more like a brain signal or “performance unlock,” why everyday athletes should be cautious about copying elite fueling strategies, and why training fundamentals still matter far more than gels, shoes, or marginal gains.

• Carbohydrates do improve endurance performance compared with placebo, but the mechanism may not be simple “more fuel equals more speed.”
• Emerging research discussed in the episode suggests that preventing low blood sugar may be more important than sparing muscle glycogen.
• Very high carb intakes, such as 90–120g per hour, are being used by some elite marathoners, cyclists, and triathletes, but that does not automatically mean they are right for everyday athletes.
• High carb dosing may have a brain-mediated or mouth-rinse-like effect, potentially signaling that energy is available and allowing athletes to access another “gear.”
• More carbohydrate can sometimes increase glycogen use rather than spare it, which complicates the traditional fueling model.
• High doses of carbohydrate may increase the risk of gastrointestinal distress, especially when not practiced in training.
• For many age-group and masters athletes, a more moderate fueling approach may be safer and more practical.
• The hosts emphasize that training, aerobic development, preparation, and consistency matter far more than copying elite nutrition headlines.

• The role of advanced glycation end products in aging and metabolic diseases: bridging association and causality - PMC
• Carbohydrate ingestion eliminates hypoglycemia and improves endurance exercise performance in triathletes adapted to very low- and high-carbohydrate isocaloric diets - PubMed
• Carbohydrate Ingestion on Exercise Metabolism and Physical Performance - PubMed
• Nonenzymatic browning in vivo: possible process for aging of long-lived proteins - PubMed
• Liver and muscle glycogen oxidation and performance with dose variation of glucose-fructose ingestion during prolonged (3 h) exercise - PubMed
• Carbohydrate dose influences liver and muscle glycogen oxidation and performance during prolonged exercise - PubMed
• The effect of carbohydrate mouth rinse on 1-h cycle time trial performance - PubMed
• Paul Warloski - Simple Endurance Coaching

In this episode of The Athletes Compass, Dr. Allie Wagener, a licensed psychologist specializing in sport and performance psychology, joins Paul Warloski, Marjaana Rakai, and Dr. Paul Laursen to unpack athlete burnout: what it is, how it differs from fatigue or a training slump, and how endurance athletes can recognize the warning signs before they become overwhelming. The conversation explores mood shifts, loss of joy, identity, fear of failure, recovery, autonomy, social connection, and the importance of reconnecting with your “why.” Dr. Wagener emphasizes that burnout recovery is not about rushing back to intensity, but about rebuilding trust, consistency, psychological safety, and fun in sport.

• Burnout is different from ordinary fatigue or a temporary slump. Fatigue may improve with rest, and slumps still usually include motivation, while burnout is more chronic and can feel like depletion, apathy, and loss of pride in performance.
• Early warning signs include mood shifts, irritability, slower recovery from tough sessions, loss of enthusiasm, “I have to” thinking, zoning out, or becoming hyper-focused on discomfort.
• Self-awareness is a major protective factor. Athletes can check in before and after training by asking how they feel, where their focus is, and whether they felt engaged or committed.
• Reconnecting with your “why” helps athletes separate performance outcomes from deeper sources of meaning, joy, and identity.
• Recovery should be treated as part of training, not as an optional extra. Sleep, nutrition, hormone regulation, memory consolidation, and mental health all depend on recovery.
• Joy and play matter. Dr. Wagener encourages athletes to adopt a “Sandlot mentality”: less structure, more play, more connection, and more fun.
• Training with others, changing locations, removing the watch, and adding novelty can help athletes rebuild motivation.

• Dr. Allie Wagener
• Performance Psychologist | Minneapolis MN + Virtual | Sport & Executive Coaching
• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of the Athletes Compass podcast, Dr. Peter Reaburn shares practical and science-backed guidance for endurance athletes who want to stay healthy, strong, and competitive well into older age. Drawing from both decades of research and his own experience as a masters athlete, Reaburn explains why strength training becomes increasingly important with age, how muscle mass and power underpin endurance performance, why perceived recovery often feels harder for older athletes, and how flexibility, sleep, protein intake, and smarter intensity distribution all play major roles in longevity. The conversation also explores how athletes can adapt psychologically to changing performance, reduce risk as they age, and continue training with purpose by listening to their bodies and using science wisely

• Strength training should be a priority for aging endurance athletes, especially to preserve muscle mass and offset sarcopenia.
• Older athletes benefit from periodizing training so that strength and hypertrophy are emphasized farther from competition, with endurance-specific work increasing closer to the goal event.
• Zone 1 and Zone 2 work remain foundational, but strategic high-intensity work can help preserve top-end speed and fast-twitch fiber recruitment.
• Recovery may occur at similar physiological rates to younger athletes, but older athletes often feel more fatigued and need to respect that perception.
• Listening to your body becomes one of the most valuable skills with age, especially when deciding whether to reduce duration or intensity on a given day.
• Flexibility and mobility become increasingly important for performance and injury prevention, especially in areas like the hips, shoulders, and lower back.
• Protein intake matters more as athletes get older, with special emphasis on distributing protein throughout the day and supporting recovery after hard training.
• Leucine was highlighted as particularly useful for muscle repair and regeneration when paired with a strong training stimulus.
• Sleep remains the number one recovery strategy, supported by consistent habits and a cold, dark, quiet sleep environment.
• Excessive volume and too much sustained high-intensity or threshold work may increase cardiac risk in aging athletes, making moderation and recovery spacing more important.
• Training age matters: lifelong athletes, returning athletes, and late bloomers may all need different approaches.
• Staying motivated in older age often requires reframing success, adjusting expectations, and recognizing that every athlete in your age group is facing similar physiological changes

• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of the Athletes Compass podcast, the team breaks down aerobic efficiency—what it is, why it matters, and how it may be more important than VO2 max for long-term endurance performance. They explore the physiology behind efficiency, including mitochondrial development and capillary density, and explain practical ways to measure it using metrics like efficiency factor and aerobic decoupling. The conversation highlights the importance of low-intensity training, strength work, and recovery, while challenging the common “go hard all the time” mindset. The takeaway: slowing down and building a strong aerobic base is the key to unlocking sustainable speed and performance.

• Aerobic efficiency = how much speed or power you produce per unit of oxygen
• Improvements come from mitochondrial growth, capillary density, and fiber-type adaptations
• Efficiency Factor (EF) and Aerobic Decoupling are key metrics to track progress
• Lower heart rate at the same pace/power = improved efficiency
• Zone 1–2 training is the most effective way to build aerobic efficiency
• Too much high-intensity training can limit long-term progress
• Strength training improves efficiency by increasing force production
• External stress (heat, altitude, life stress) can negatively impact efficiency metrics
• Consistency matters more than intensity spikes
• Gains can happen at any age—but require patience and repetition

• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab

In this episode of The Athletes Compass, Dr. Rebecca Robinson breaks down one of the most overlooked areas in endurance sports: women’s health across the lifespan, with a focus on perimenopause and menopause. Drawing from her experience as both a sports medicine physician and competitive marathoner, she explains how hormonal changes impact performance, recovery, and overall health—and why decline is not inevitable. The conversation covers fertility myths, training adaptations, nutrition strategies, strength training, and the importance of listening to your body. Ultimately, this episode reframes aging as an opportunity to evolve your training, not limit it.

• Performance decline is not fixed—many women are peaking into their 40s and beyond.
• Overtraining and low energy availability can temporarily affect fertility, but long-term damage is unlikely.
• Estrogen plays a major role in bone health, cardiovascular protection, and recovery.
• Strength training becomes essential for maintaining muscle, bone density, and balance.
• Recovery, sleep, and fueling (especially carbs + protein) are more important than ever.
• Fasted training may increase stress and is generally not recommended for women.
• Hormone Replacement Therapy (HRT) should be individualized—not a blanket solution.
• Symptoms like fatigue, brain fog, and poor sleep can mimic overtraining.
• Listening to your body is the most powerful coaching and training tool.
• Enjoyment and community are critical for long-term athletic success.

• Dr. Rebecca Robinson
• Paul Warloski - Simple Endurance Coaching
• Marjaana Rakai | Nordic Performance Lab