Lactate is fuel, not waste. What the burn during hard efforts means, why thresholds matter, and how to use it to pace.

Stuck at five toes-to-bar? Coach Fritz answers the questions athletes ask most, from pushing the bar away to grip and set strategy.

A five-stage video workflow for coaches: film with a purpose, capture clean footage, review with a plan and show athletes one thing.

A gated progression for deficit handstand push-ups: earn the floor, own the bottom and add depth one small, controlled step at a time.

Film one set of kipping pull-ups and watch it back. Here are the faults you will see on the tape, why they happen and how to fix them.

Four design rules for partner and team workouts, plus three templates that keep both partners working and the floor flowing.

A phase-by-phase guide to pacing workouts of 30 minutes and more, from the settling minutes to the closing stretch.

Your first bar muscle-up feels sudden, but it never is. Rewind from the day it clicked through every phase, with a checkpoint for each.

An if-then guide to scaling bar and ring muscle-ups so your version of the workout keeps the pace and purpose the coach intended.

Four quick self-tests show where your overhead range is missing, then tell you exactly which drills to start with.

Four scaling tiers for box jumps and burpee box jump-overs, with landing-first cues that keep shins and Achilles tendons safe.

How to pace 21-15-9 and other descending rep schemes set by set, so the first round sets you up instead of breaking you.

Same class, same squat, very different working sets. What two athletes' warm-ups reveal about going from general to specific.

Effort you can measure: how RPE and reps in reserve work, with worked examples from squats, pull-ups and rowing.

Find your baseline gymnastics volume, raise it without overloading your shoulders and use a weekly template that works around classes.

Why the fan punishes a fast start, how to find your easy, moderate and hard numbers, and three interval prescriptions.

Presence is not volume. A reflection guide for coaches on voice, silence, position and staying calm when class goes sideways.

A menu of engine benchmarks to retest every quarter, how to run each one properly, and how to read the results.

Dread the 400 m buy-in? A week-by-week running build for CrossFit athletes, plus answers on shoes, pain and running in workouts.

A five-step setup sequence you can teach a whole class, with the cues that work and the faults worth stopping a set for.