When To Workout Fasted. When To Workout Fed. Plus The 10X Rule And Solving Tight Calves.

If I’m trying to lose fat and am already in a calorie deficit, fasted workouts are often subpar.

Josh Bunch
3 min readOct 8, 2023

I’ve been experimenting with food for more than two decades.

Sounds weird. It’s like saying I’m addicted to food — everyone has to eat, so everyone is addicted. Similarly, everyone eats, so everyone experiments.

More concisely, I’ve been recording my meals since I was 18 years old, and I’m still not tired of trying new ways to work with the same old Calories.

Fasting or feeding before training is just one of the experiments I’ve run multiple times in slightly different ways. And here’s what works for me.

Train Fasted If …

Training fasted feels the best when I do it within three hours of waking.

My strength seems fine, my energy is top-notch, and that empty feeling hasn’t set in.

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Josh Bunch

Bunch is one of those rare humans who only talks about what he knows; fitness, food, philosophy, and movies. And puppies.