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 2236 posts
Dr. Carl Juneau, PhD-cover-image

Improved iOS 18 compatibility 19 (in beta)

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

How to Maximize Gains with Constant Resistance Training

Explore the benefits of constant resistance training (CRT) for building strength and muscle, and learn effective techniques to enhance your workout results.

How to build muscle 7 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

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

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

App updates (2016 – today) 2 min read

Improved iOS 18 compatibility 18

Full release notes (version 2.9.2980) * Fixed: Weight controls unresponsive during workouts in rare cases * Fixed: Incorrect rest timer in rare cases * Fixed: 17 crashes in rare cases Coming soon * More accurate meal plans

App updates (2016 – today) 1 min read

Perfect Weight Training Form: Maximum Muscle Growth?

Maximize your workouts by learning proper weight training form for hypertrophy exercises

How to build muscle 17 min read

Better calorie recommendations

Full release notes (version 2.9.2976) * Improved: Calorie recommended after higher than expected weight loss * Improved: App now remembers your exercise swaps after updates * Fixed: Home page not loading in rare cases * Fixed: 5 crashes in rare cases Coming soon * More accurate meal plans

App updates (2016 – today) 1 min read

Best Gym Machines for Muscle & Strength [Expert Guide]

Expert advice on the best gym machines to hit your body transformation goals.

How to build muscle 17 min read

How to Track Fat Loss: Your Roadmap to Body Transformation

Transform Your Physique: The Science Behind Accurate Fat Loss Tracking

Fat Loss 16 min read

Regional Muscle Hypertrophy: Build a Symmetrical Physique

Sculpt Your Physique: The Science of Targeted Muscle Growth

How to build muscle 14 min read