Meet Dr. Muscle: The World's First AI 'Pocket Personal Trainer'

Imagine ChatGPT, but for fitness. Automated yet personal, with expert coaching and workouts unique to you—optimized to get you in shape faster, on autopilot.

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Dr. Muscle: The AI Workout App With 27+ Features You Won't Find Anywhere Else

Built by an exercise scientist, updated 50+ times per year—from progressive overload to daily undulating periodization, here's what makes Dr. Muscle the smartest trainer you'll ever have

Dr. Muscle 11 min read

First Look: Dr. Muscle X New Features & Improvements

Train faster, track smarter, lift anywhere

Dr. Muscle 5 min read

Smarter. Smoother. Faster. Be The First To Try The New Dr. Muscle

Meet Dr. Muscle X: The Future of AI Personal Training. Early Preview Now Open.

Dr. Muscle 4 min read

Introducing Dr. Muscle: The World's First AI 'Pocket Personal Trainer'

Imagine ChatGPT, but for fitness. Automated yet personal, with expert coaching and workouts unique to you—optimized to get you in shape faster, on autopilot.

Dr. Muscle 2 min read

I Tried Fitbod for Bodybuilding: Here's What I Really Think

I'm an exercise physiologist and biomechanist—here's my honest review of Fitbod's bodybuilding workouts after trying them

Workout apps 19 min read

Smart Training. Simplified. Dr. Muscle Coming to Apple Watch.

Power meets simplicity. Innovation meets iron. Right on your wrist.

Dr. Muscle 2 min read

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Reps-based Jumping Jacks(in beta)

Full release notes (iOS version 4.2607.0708 / Android 2052070708) * Improved: Jumping Jacks use reps instead of a timer * Improved: Home page loading * Fixed: App freeze in rare cases * Fixed: 1 crash in rare cases

App updates (2016 – today) 1 min read

Smoother Superset

Full release notes (iOS version 4.2607.0248 / Android 2052070248) * Improved: Superset flow * Fixed: Custom exercise dialog shown when swapping exercise in rare case * Fixed: 1 crash in rare cases

App updates (2016 – today) 1 min read

Faster popups

Full release notes (iOS version 4.2606.2638 / Android 2052062638) * Improved: Popup reliability and responsiveness * Fixed: Cannot open workout in rare cases * Fixed: Navigation after change program * Fixed: 2 crashes in rare cases

App updates (2016 – today) 1 min read

Fixed: App Slowness

Full release notes (iOS version 4.2606.0800 / Android 2052061511) * Fixed: Cannot switch to custom workout * Fixed: Invalid subscription status in rare cases * Fixed: App becomes slow in rare cases

App updates (2016 – today) 1 min read

Smoother scrolling on workout page

Full release notes (iOS version 4.2605.2842 / Android 2052052842) * Improved: Scrolling responsiveness on workout page * Fixed: Cannot create custom exercises or program * Fixed: Cannot create custom exercises or program * Fixed: Subscription not recognized in a rare case * Fixed: Cannot open workout in rare cases * Fixed: Incorrect recovery between workouts

App updates (2016 – today) 1 min read

Mike Israetel PhD Controversy: A Balanced Perspective

The claims, the response, and what a viral dissertation critique reveals about trust in fitness

Mike Israetel 7 min read