Training Variables Explained: What to Measure and How to Integrate It All

Which training system works best? Zone 3, Polarized, Norwegian, HIIT, or AI

Why your Zone 2 is NOT Zone 2 (The paradigm no one questions)

Intensity domains in training: how to integrate base, FTP and VO₂max

Does high-intensity training develop mitochondria? The answer that almost no one explains.

“Training more is always easy. Training better requires understanding.”

TRAIN WITH SCIENCE or repeat without thinking | Special Course

HRV, performance and the nervous system: from measurement to intelligent training (ZoneSense)

You don't understand why you're not improving: the silent mistake of modern training.

Planning is not about scheduling. It's about judgment, intention, and physiology.

Planning is NOT about filling weeks | The mistake that hinders your performance

The biggest mistake when training in Zone 2 | Why it “doesn’t work for you” (real physiology)

Running is healthy… but for how long? | The biomechanical limit no one explains

VO2 max ≠ performance | What nobody tells you about training better

Z1 to Z5: what happens in your body when you increase the intensity (energy systems and brain)

Heart Rate Zones: Why Your Pulse Rises (and What It Means in Z1–Z5)

Sport after 45: mistakes, risks and how to train well from day one.

Indoor cycling training: planning, power, hydration, and mistakes that ruin your progress.

Muscle cramps: it's not a lack of salts, it's neuromuscular control.

“Eficiencia Mitocondrial: Por Qué Dos Personas con el Mismo VO₂máx Rinden Distinto”

Endurance y Nutrición: Come Según la Intensidad y Deja de Depender del Azúcar

¿Entrenar o parar en Navidad? Deja de castigarte y entiende tu fisiología.

Cadence in cycling: gearing, crank length and the mistake that slows down your performance.

It's not your body: it's who you think you are | The invisible performance limit

YOUR WATCH IS DECEIVING YOU: the truth about ZONE 2 (Z2) and heart rate zones.

“Cuando el cuerpo se mueve, la vida cambia | Running, ciencia y transformación humana”

Mental fatigue and athletic performance: why your brain makes you give up sooner

You train hard… but you don't improve. Here's the real reason.

“How the Brain Limits Your Performance: The Scientific Truth About Fatigue and High Performance”

¿8, 12 o 20 semanas de BASE? La respuesta REAL según la fisiología

“VO₂ Max: How to Increase and Maintain It (Real Science of Performance)”

Training with the Flu or a Cold? The TRUTH Nobody Tells You.

Want to train like a pro? | The truth no one tells you about pros and amateurs

The 5 workouts that make you vomit (and why they don't make you improve)

🧬 LACTATE: The Scientific Truth About Performance and Health (Corrected and Complete Version)

“Why aren’t you progressing in athletics (even though you train every week)?”

Los 5 errores que arruinan tu fuerza (y cómo evitarlos) | Alan Roca

5 EFFECTIVE WORKOUTS to improve your PERFORMANCE in just 1 hour a day 🔥

The most accurate test to determine your heart rate zones | Lactate, VO₂max, FTP, or Formulas

El cuerpo no se rompe por entrenar… se rompe por vivir mal.

Cuánto y cómo entrenar realmente para mejorar tu rendimiento? Ciencia, errores y estrategias.

"I'm back training after the break 😰 | How to get back motivation and rhythm"

👉 ¿Entrenar por Vatios o por Frecuencia Cardíaca? | La Ciencia lo Explica

The MISTAKE of training in Zone 2 using only FTP (and how to properly calculate your aerobic base)

👉 How to calculate your MAXIMUM HEART RATE (without erroneous formulas)

👉 “¿La Zona 2 NO sirve? 🤔 | Mitos, verdades y resultados REALES”

Regarding zone 2

Zona 2 y MITOCONDRIAS: El ERROR que frena tu rendimiento (y cómo evitarlo)

“El secreto de Pogačar que nadie cuenta: su felicidad 🚴✨”

Zone 2: The Invisible Foundation of Performance | Burn Fat, Improve Your Threshold, and Perform B...

“Pogačar: el secreto de un ciclista feliz | Psicología y vida holística”

Cómo entrenar tu mente y cuerpo para rendir más y vivir mejor

Mental preparation in sports: young people, parents and recreational athletes

5 ERRORES FATALES al preparar un Maratón o Triatlón 🚫 | Evítalos y mejora tu rendimiento

¿Sabes qué comer según la intensidad de tu entrenamiento o carrera?

Valor biologico y rendimiento deportivo

Los carbohidratos son tu aliado en el deporte

“¿El ciclismo está limpio… o el dopaje sigue oculto?” 🚴💉

👉 “¿El ciclismo es un deporte de ricos? La verdad que nadie quiere decir”

“El ERROR de no entrenar en la zona correcta | ¿Estás calculando mal tus zonas?”