Dr. Carl Juneau, PhD-profile-image

Dr. Carl Juneau, PhD

A University of Montréal, London, and Harvard alum, Dr. Juneau is a former trainer for the Canadian Forces with a PhD in Public Health/Epidemiology.

Wrote 502 posts
Dr. Carl Juneau, PhD-cover-image

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

Report AI messages

Full release notes (version 3.2507.2549) * Added: Report wrong or offensive AI message * Added: Web app at https://x.dr-muscle.com/ * Fixed: Workout reloads "randomly" * Fixed: Cannot log in after skipping questions during account creation * Fixed: 2 crashes in rare cases Coming soon * Apple Watch app

App updates (2016 – today) 1 min read

Fixed: Drop-down menus

Full release notes (version 3.2507.1829) * Fixed: Display of drop-down menus in settings * Fixed: 2 crashes in rare cases Coming soon * Web app

App updates (2016 – today) 1 min read

Fixed: Cannot input long messages in AI chat

Full release notes (version 3.2507.1111) * Fixed: Cannot resume login after account creation fails * Fixed: Cannot see long messages in AI chat input field * Fixed: Cannot create custom workouts and programs * Fixed: 4 crashes in rare cases Coming soon * Apple Watch app

App updates (2016 – today) 1 min read

Better calories for large weight loss

Full release notes (version 3.2506.2711) * Improved: Recommended calories for large weight loss * Improved: Lowered volume of workout complete animation * Fixed: Cannot delete sets * Fixed: Cannot select bands when setting up an exercise * Fixed: Saving an exercise starts an extra timer * Fixed: Body weight change progress * Fixed: Custom increments

App updates (2016 – today) 1 min read

Truth About Ab Workouts: Debunking Common Myths

Discover why most people never get abs and how the truth about ab workouts changes that

How to build muscle 15 min read

Improved iOS 18 compatibility 20

Full release notes (version 3.2506.2067) * Fixed: Saving the last set of an exercise starts a new timer * Fixed: 6 crashes in rare cases Coming soon * Apple Watch app

App updates (2016 – today) 1 min read

Improved iOS 18 compatibility 19

Full release notes (version 2.9.2983) * Fixed: Satisfaction popup no longer shows on every app start * Fixed: Cannot watch timer tick down during HIIT cardio * Fixed: Cannot upload custom workout to Web app * Fixed: Incorrect custom increments in rare cases * Fixed: "1 minute" workout duration in rare

App updates (2016 – today) 1 min read

MacroFactor Workouts: Jan 2026 App Launch, Features & Key Questions

More Details Emerge on Macrofactor'S Planned Fitness App, Featuring Nutrition Sync Capabilities

Fitness industry 5 min read

A Practical 4-Week Schedule for Exercising to Lose Weight

Learn how to set realistic fitness goals, create a balanced exercise routine, and stay motivated with expert tips for long-term success.

Fat Loss 12 min read