Build your aerobic system with a safe, scientific and sustainable approach

… for walkers, runners, cyclists and elite athletes

NEW! MAF Express Coaching

30-minute coaching sessions with world champion IRONMAN triathlete and health coach, Pete Jacobs.

MAF Masterclasses

Join the MAF Masters in these recently released video and audio recordings

Join millions of users around the world who follow Dr. Phil Maffetone’s MAF Method to build their maximum aerobic function – a personalized health and fitness methodology that is safe, scientific and sustainable for walkers, runners, cyclists & elite athletes.

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Burn fat for fuel

Dr. Phil Maffetone

Coach / Author / Innovator

Millions of people, from professional athletes in virtually every sport, to people of all athletic abilities have used the MAF Method of Dr. Phil Maffetone to build their fat-burning system.

I was constantly injured and really struggling. This all changed when I met Phil and started training at my MAF Heart Rate. My niggles cleared up and on race day, I destroyed the field!

Mark Allen6 Times World Ironman Champion

Dr. Maffetone is among the most innovative thinkers in the field of exercise science. His training program differs from so many others, with its focus not just on the next race, but on a lifetime of healthy living and exercising.

Tracy Beth Høeg, M.D., PhDPhysician Scientist

Safe. Scientific. Sustainable.

The MAF philosophy empowers individuals with the tools and the guidance to develop and strengthen the aerobic system – the body’s fat-burning engine responsible for supplying stable, long-term energy, leading to reduced body fat, improved physical and mental energy, and resilience to stress and disease.

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MAF Foundations

The MAF Foundations is a 10hr e-learning course, designed for anyone who values their health and fitness to understand their body and optimize their performance to get the most out of life.

MAF Foundations

20% Off the MAF HR+

While stocks last
The MAF HR+ Earbuds are your in-ear heart rate monitor and fitness tracker that is lightweight, water and sweat resistant with incredible sound quality.


MAF Supplements

MAF Supplements are formulated with freeze-dried fruits and vegetables for a phytonutrient boost. There are no excessive dosages, no artificial additives and contain active vitamins like those found in food.

MAF Supplements

Knowledge base

Over 200 articles, recipespodcasts and research papers on health, nutrition and lifestyle

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July 26, 2021

Post-Stress Syndrome: Beyond Covid

Call it subclinical or functional. The symptoms are sometimes vague but real, and often difficult to diagnose. Common names abound: fibromyalgia, Lyme, Epstein-Barr, chronic fatigue, or others, along with PTSD…
Athletic PerformancePodcasts
July 19, 2021

Run faster by running slower

The Movement Movement features some of the brightest thought leaders in natural movement — experts who dispel myths, confusion, and sometimes outright lies about how people should move their bodies…
Athletic Performance
July 13, 2021

Six tips for improving strength

Yes, you can get stronger and fitter healthfully without going to the gym or even breaking a sweat. (more…)

Activate your fat burning engine

View The MAF Method