The Library

Training, translated
from the research.

Every article is backed by primary sources. No hot takes, no influencer physiology. Just what the data actually says, written for busy professionals.

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This week
training8 min· May 8, 2026

Your Program Assumes a Perfect Week. When Was the Last Time You Had One?

Fixed training programs break when your schedule does. Adaptive training adjusts to your week. A coach explains why the difference matters for busy professionals.

Read the essay
Person transitioning between paired exercises in a gym, illustrating agonist-antagonist superset training
Editor's Pick

Supersets Build Equal Muscle in Half the Time

training5 min
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Research Deep-Dive

I Haven't Done Traditional Cardio in 5 Years. My Heart Health Is Better Than Ever.

training7 min
Allcoachinglifestylemythsnutritionrecoverytraining
18 articles

All articles

15 showing
Two people with visibly different body types training side by side in a gym, performing the same barbell exercise
training

Your Muscle Growth Ceiling Is Higher Than Your Genetics Suggest

Genetics explains about 50% of muscle mass variation. The other half is yours to control. Realistic expectations for adults 30 to 50.

May 1, 20268 min
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training

I Offer Both Coaching and an App. Here's How to Pick the Right One.

Apr 28, 20266 min
Middle-aged professional performing a barbell squat in a gym, illustrating resistance training as a cardiovascular health investment
training

60 Minutes of Resistance Training Cuts Heart Disease Risk

Apr 26, 20265 min
Barbell resting on squat rack safety pins after a deliberately stopped set, illustrating reps in reserve training
training

Most of Your Sets Should Have Reps in Reserve

Apr 22, 20266 min
Minimalist gym setup with barbell and bench, illustrating the minimum effective dose approach to strength training
training

You Need Fewer Sets Than You Think to Build Muscle

Apr 19, 20267 min
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training

You're Not Overtrained. You're Under-Recovered.

Apr 17, 20266 min
Close-up of someone gripping a barbell with a medication pen visible on a gym bench in the background
training

On GLP-1 Meds? Lifting Is Not Optional

Apr 16, 20265 min
Person performing overhead cable triceps extension showing the stretched long head position discussed in research
training

Pushdowns Grow Your Triceps Unevenly. MRI Shows Where.

Apr 14, 20268 min
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training

Your Program Fails Because It Can't Handle Tuesday

Apr 10, 20267 min
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training

You Can Train Far Less Than You Think and Still Build Muscle

Apr 10, 20267 min
Free tools
Run your own numbers first.

Protein, recomp, training volume. Three calculators built from the research in these articles.

Protein calculatorRecomp calculatorVolume calculator
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training

Ramadan Cost You Zero Gains. You Quit Early.

Apr 6, 20266 min
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training

The 3-Day Workout Split That Builds Real Muscle

Mar 30, 202610 min
Training notebook showing weekly volume tracking per muscle group
training

How Many Sets Per Week for Muscle Growth

Mar 28, 202611 min
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training

Pilots Don't Need a Fixed Training Plan. They Need a System.

Mar 25, 20268 min
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training

How to Know If You Have Good or Bad Genetics for Building Muscle

Mar 24, 20268 min