The FitForce Blog

FITNESS KNOWLEDGE HUB

Science-backed tips, training guides, and nutrition advice from Denver's most experienced coaches.

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Running at sunrise
CARDIO & ENDURANCE May 14, 2025

WHY ZONE 2 CARDIO IS THE MISSING PIECE IN YOUR TRAINING PROGRAM

Most people train too hard on easy days and not hard enough on hard days. Learn how Zone 2 heart rate training burns more fat, builds your aerobic engine, and reduces injury risk — plus exactly how to implement it at FitForce.

JK
Jordan Kim
Sports Performance Coach · 8 min read
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Strength training
STRENGTH May 7, 2025

THE BEGINNER'S GUIDE TO PROGRESSIVE OVERLOAD

Progressive overload is the #1 principle that separates people who get results from people who plateau. Here's how to apply it correctly whether you're lifting for the first time or returning after a break.

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Marcus Webb · 6 min read
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Nutrition coaching
NUTRITION April 28, 2025

HOW MUCH PROTEIN DO YOU ACTUALLY NEED?

The protein debate rages on, but the science is clearer than you'd think. Priya Patel breaks down the actual research on protein intake for muscle building, fat loss, and overall health — plus easy ways to hit your targets.

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Priya Patel · 7 min read
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Group fitness
MOTIVATION April 19, 2025

GROUP FITNESS VS SOLO TRAINING: WHAT THE RESEARCH SAYS

Training with others produces measurably different outcomes than training alone. We look at the data on accountability, performance, and motivation — and why FitForce keeps classes capped at 8.

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Ashley Torres · 5 min read
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HIIT
HIIT

5 HIIT WORKOUTS YOU CAN DO IN 20 MINUTES

April 8, 2025 · Marcus Webb · 4 min

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Body transformation
FAT LOSS

WHY THE SCALE IS LYING TO YOU

March 30, 2025 · Priya Patel · 5 min

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