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Tools
- VO2max calculator
- VO2max chart by age and gender
- Fitness age calculator
- VO2max running calculator
- Heart rate zone calculator
- Sports watches compared
- Research library
- Glossary
- Health trends 2026
Sports
- VO2max in Running
- VO2max in Cycling
- VO2max in Swimming
- VO2max in Rowing
- VO2max in Cross-country skiing
- VO2max in Triathlon
- VO2max in Hyrox
- VO2max in Football (soccer)
- VO2max in Tennis & padel
- VO2max in Combat sports
Supplements
- Caffeine
- Beetroot (dietary nitrate)
- Beta-alanine
- Iron
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- Cordyceps
- Creatine
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- CoQ10
- Electrolytes
- Fenugreek
- Magnesium
- Omega-3 (fish oil)
- Probiotics
- Rhodiola
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- Boron
- D-aspartic acid
- Zinc
Brand vs brand
- COROS vs Garmin
- Garmin vs Apple Watch
- Garmin vs WHOOP
- Garmin vs Pixel Watch & Fitbit
- Garmin vs Galaxy Watch
- Garmin vs Oura Ring
- Garmin vs Amazfit
- Garmin vs Polar
- Garmin vs Suunto
- Garmin vs Huawei Watch
- COROS vs Suunto
- COROS vs Apple Watch
- COROS vs Amazfit
- COROS vs Polar
- Apple Watch vs Oura Ring
- Apple Watch vs Pixel Watch & Fitbit
- Apple Watch vs WHOOP
- Apple Watch vs Galaxy Watch
- WHOOP vs Oura Ring
- Galaxy Watch vs Pixel Watch & Fitbit
- Huawei Watch vs Apple Watch
- Amazfit vs WHOOP
- Amazfit vs Apple Watch
- Suunto vs Polar
Watches
VO2max
- Apple Watch VO2max: accuracy, levels and how to raise it
- Cardio fitness score explained: Fitbit, Oura, WHOOP and more
- Garmin VO2max explained: colours, accuracy, fitness age
- VO2max test: cost, what to expect and how to prepare
- VO2max vs lactate threshold, FTP, HRV and max heart rate
- How accurate is your watch's VO2max estimate?
- VO2max norms by age and sex: what is a good VO2max?
- VO2max tests explained: lab, field, heart-rate and watch methods
- What is VO2max? A plain-language guide
- Why your VO2max drops when you gain weight (and rises when you lose it)
Research
- Cold plunges: recovery help or gains killer?
- Do supplements raise VO2max? Caffeine, beetroot and iron
- Fit but fat? Fitness vs fatness and mortality
- Gut microbiome and athletic performance: what we know
- Gut microbiome and VO2max: does fitness shape your gut?
- Heat training and VO2max: does training in the heat make you fitter?
- HIIT after 70: what the Generation 100 trial found
- How does training increase VO2max? Heart, blood, capillaries
- Is fitness declining? Global trends in cardiorespiratory fitness
- Is VO2max overrated? Fitness, body fat and longevity
- Longevity biomarkers test: which ones really matter
- Mitochondria and VO2max: how to increase mitochondria
- New VO2max longevity research: 2025–2026 update
- Sauna and heart health: what the Finnish studies show
- VO2max and brain health: what fitness does for memory and dementia risk
- VO2max and cancer risk: what midlife fitness tells us
- Altitude training and VO2max: what the science says
- VO2max and longevity: what the research says about fitness and living longer
- What limits VO2max? Heart, lungs, blood or muscles
- Why some people improve their VO2max more than others
Health
- 7,000 vs 10,000 steps a day: what the research says
- Blood tests for athletes: which markers really matter
- Exercise snacks: 1-minute bursts and your fitness
- Fibre and gut health for endurance athletes: race plan
- Food contaminants lab testing: what results really mean
- Gut health and exercise: how workouts change gut bacteria
- How to measure healthspan at home: a yearly checklist
- Light exposure for health: daylight, sleep and timing
- Mold exposure: symptoms, testing and treatment
- Overtraining syndrome signs and symptoms: HRV and REDs
- Ozempic, GLP-1 drugs and fitness: protect your VO2max
- Red light therapy: what the evidence really shows
- Reverse osmosis water: is it healthy to drink?
- Testosterone and VO2max: low T in endurance athletes
- VO2max and mental health: fitness, depression and anxiety
- VO2max and sleep: how fitness and sleep improve each other
- VO2max in women: menstrual cycle, pregnancy and menopause
- VO2max, heart disease and blood pressure: fitness as medicine
- VO2max, insulin sensitivity and type 2 diabetes risk
- Water quality and health: tap, bottled or filtered?
- Detraining: how fast do you lose VO2max when you stop?
- Resting heart rate, HRV and recovery: what your watch is telling you
- VO2max and ageing: how fast it declines and how to slow it
Sports & training
- 3 zone vs 5 zone training: heart rate, power and pace
- HIIT vs steady cardio: which raises VO2max more?
- How much training to improve VO2max? Volume vs intensity
- How to increase VO2max without running: 7 options
- How to taper before a race or marathon: the science
- Japanese walking: interval walking and your VO2max
- Lactate threshold training: how to find and train it
- Periodization for runners: base, build, peak and blocks
- Rucking: does weighted walking raise VO2max?
- Runner's stomach: causes, gut training and electrolytes
- VO2max heart rate zones: zone 5, zone 2 and how to set them
- VO2max workouts: 10 sessions for running, bike and rower
- 80/20 polarised training: easy most days, hard some days
- How to improve your VO2max: a 12-week plan
- Strength training for runners: better economy, fewer injuries
- The Norwegian 4×4 interval workout: how to raise your VO2max
- VO2max for Hyrox: why your engine decides your finish time
- VO2max of elite athletes: the highest values ever recorded
- Zone 2 training and VO2max: what it does and doesn't do
Deutsch
- VO2max-Rechner
- Fitnessalter
- VO2max-Tabelle
- 7.000 oder 10.000 Schritte am Tag? Was die Studien sagen
- Abnehmspritze, Ozempic und Sport: So schützt du die VO2max
- Apple Watch VO2max: Genauigkeit, Niveaus und Steigerung
- Garmin VO2max erklärt: Farben, Genauigkeit, Fitnessalter
- Herzfrequenzzonen und VO2max: Zone 5, Zone 2 festlegen
- Japanisches Gehen: Intervall-Walking und VO2max
- VO2max-Training: 10 Einheiten für Laufen, Rad und Rudern
- Norwegische 4×4-Intervalle: so steigerst du deine VO2max
- VO2max und Lebenserwartung: Was die Forschung sagt
- VO2max verbessern: ein 12-Wochen-Trainingsplan
- VO2max-Tabelle nach Alter: Was ist eine gute VO2max?
- Was ist die VO2max? Einfach erklärt
- Zone-2-Training und VO2max: was es bringt – und was nicht
Français
- Calcul VO2max
- Âge physiologique
- Normes VO2max
- 7 000 ou 10 000 pas par jour ? Ce que dit la science
- Marche japonaise : la marche fractionnée et la VO2max
- Ozempic, GLP-1 et sport : préserver muscles et VO2max
- Séance VO2max : 10 séances en course, vélo et rameur
- VO2max Apple Watch : fiabilité, niveaux et progression
- VO2max Garmin : couleurs, fiabilité et âge physique
- Zones cardiaques et VO2max : zone 5, zone 2, réglages
- Améliorer sa VO2max : plan d'entraînement de 12 semaines
- Entraînement en zone 2 et VO2max : ce qu'il fait vraiment
- Le 4×4 norvégien : le fractionné pour booster sa VO2max
- Qu'est-ce que la VO2max ? Définition simple
- VO2max et longévité : ce que dit la recherche
- VO2max normes par âge : qu'est-ce qu'une bonne VO2max ?
Español
- Calculadora VO2max
- Edad física
- Tabla VO2max
- ¿7.000 o 10.000 pasos al día? Lo que dice la ciencia
- Caminata japonesa: caminar por intervalos y VO2 máx
- Entrenamiento VO2max: 10 sesiones de carrera, bici y remo
- Ozempic, GLP-1 y ejercicio: protege tu masa muscular
- VO2max Apple Watch: precisión, niveles y cómo subirlo
- VO2max Garmin: colores, precisión y edad física explicados
- Zonas de frecuencia cardiaca y VO2 máx: zona 5 y zona 2
- ¿Qué es el VO2 máx? Explicado de forma sencilla
- Cómo mejorar el VO2 máx: plan de 12 semanas
- Entrenamiento en zona 2 y VO2 máx: qué hace y qué no
- Intervalos 4×4 noruegos: cómo subir tu VO2 máx
- Tabla de VO2 máx por edad: ¿cuál es un buen VO2max?
- VO2 máx y longevidad: qué dice la ciencia sobre vivir más
Português
- Calculadora VO2max
- Idade fitness
- Tabela VO2max
- Treino de VO2 máximo: 10 sessões de corrida, bike e remo
- VO2 máximo Garmin: cores, precisão e idade fitness
- VO2 máximo no Apple Watch: precisão, níveis e como subir
- Zonas de frequência cardíaca e VO2 máximo: zona 5 e zona 2
- Como aumentar o VO2 máximo: plano de 12 semanas
- O que é VO2 máximo? Guia simples e completo
- Tabela de VO2 máximo por idade: qual o ideal?
- Treino 4×4 norueguês: o intervalado do VO2 máximo
- Treino zona 2 e VO2 máximo: o que faz e o que não faz
- VO2 máximo e longevidade: o que diz a ciência
Italiano
- Calcolo VO2max
- Età fitness
- Tabella VO2max
- Allenamento VO2max: 10 sedute per corsa, bici e vogatore
- VO2max Apple Watch: precisione, livelli e come aumentarlo
- VO2max Garmin: colori, precisione ed età fitness
- Zone di frequenza cardiaca e VO2max: zona 5 e zona 2
- Allenamento 4×4 norvegese: come aumentare il VO2max
- Allenamento in zona 2 e VO2max: cosa fa e cosa no
- Come migliorare il VO2max: piano di 12 settimane
- Cos'è il VO2max? Guida al massimo consumo di ossigeno
- Valori VO2max per età e sesso: qual è un buon VO2max?
- VO2max e longevità: cosa dice la ricerca