First Look: Dr. Muscle X New Features & Improvements
Train faster, track smarter, lift anywhere
Train faster, track smarter, lift anywhere
Built by exercise scientists, updated 50+ times per year—from automated progressive overload to daily undulating periodization, here's what makes Dr. Muscle different and better at getting you in top shape fast
Meet Dr. Muscle X: The Future of AI Personal Training. Early Preview Now Open.
Power meets simplicity. Innovation meets iron. Right on your wrist.
No hype, no gimmick—just science-backed workouts that grow with you using AI
An honest look at MacroFactor and results from 9 users of the app: is it worth it in 2025?
Full release notes (version 2842) * Fixed: Workout page design * Fixed: Reload workout does not reload * Fixed: Workout streak recovered in the New Year * Fixed: 16 crashes in rare cases Coming soon * Apple Watch app
Tabatas are a form of high-intensity interval training (HIIT) that originated from a study conducted by Dr. Izumi Tabata in the 1990s. This training method consists of short bursts of intense exercise followed by brief rest periods, typically structured as 20 seconds of maximum effort followed by 10 seconds of
Experience the Extreme Method: Learn how the Ultimate Quad Stretch for hypertrophy targets your quads with intense stretching to boost muscle growth, flexibility, and lower-body performance.
Maximize your gains with eccentric training by emphasizing slow, controlled lowering phases to boost muscle growth, strength, and recovery.
Unlock your strength at home with resistance band chest workouts—discover how variable resistance bands offer versatile, effective, and joint-friendly options for building a stronger chest at any fitness level.
Maximize muscle growth with the best approach for hypertrophy: discover whether circuit training or straight sets is right for your goals and learn how each method supports optimal muscle gain.
Born on November 21, 1984, in Pennsylvania, USA, Seth Feroce's early life was marked by personal challenges and determination. Growing up, he struggled with being overweight and was often bullied, being called names like "Chubbs". The challenging early years instilled in Seth a sense of determination
Born on August 6, 1950, in San Diego, California, Scott Wilson's journey in bodybuilding would become a significant chapter in the sport's history. His early years helped shape his future in strength sports and bodybuilding competition. Growing up in California, a state that would become synonymous
Unlock your fitness potential by combining strength and cardio—discover how concurrent training improves overall performance, body composition, and health with the right strategy.
Experience Delayed Onset Muscle Soreness (DOMS) after exercise? Learn what causes DOMS and discover science-backed strategies to manage muscle soreness and boost your recovery.