Clockwork Hormones: How Vitamin D and Cortisol Follow Your Body’s Rhythm
Our bodies are ruled by “clockwork” hormones that rise and fall at particular times each day. Two of the most...
Sleep Timing and Fat Burn: How Better Sleep Patterns Boost Metabolism
Everyone knows diet and exercise are key to fat loss – but did you know your sleep schedule also profoundly...
HIIT vs. Zone 2: What’s the Best Cardio for Fat Burn and Endurance?
When it comes to cardio, two training styles are often touted as kings of the hill: high-intensity interval training (HIIT)...
Resting Metabolic Rate (RMR): Why Knowing Your RMR Can Boost Your Weight Loss
Have you ever heard someone blame a “slow metabolism” for weight gain or envy a friend’s “fast metabolism” that lets...
Personalized Fitness and Health with CPET and PNOĒ
Understanding CPET (Cardiopulmonary Exercise Testing) Cardiopulmonary Exercise Testing (CPET) is a gold-standard method for evaluating how well the heart, lungs,...
RER Guardrails: Designing Zone 2 Using RER
RER Guardrails: Designing Zone 2 Using RER 0.80–0.85 Instead of %HR_max Understanding RER and Zone 2 Training Respiratory Exchange...
Metabolic Testing: The Growth Engine Hiding in Your Clients’ Breath
Every breath your client takes contains valuable secrets. Metabolic testing – analyzing the oxygen consumed and carbon dioxide produced in...
The Hidden ROI of VO2 Max Testing: Why Every Practice Needs It
VO2 Max – the maximal oxygen uptake during exercise – is more than just a fitness metric reserved...
Why You Often Feel Bloated (and It’s Not Just Food)
Why You Often Feel Bloated (and It’s Not Just Food) Bloating – that uncomfortable full, tight feeling in your abdomen...
The Metabolic Damage of Bad Sleep
The Metabolic Damage of Bad Sleep Getting too little sleep doesn’t just make you groggy – it can wreak havoc...