First Look: Dr. Muscle X New Features & Improvements
Train faster, track smarter, lift anywhere
Train faster, track smarter, lift anywhere
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
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?
You can now work out with fewer and shorter load times. In our tests, the app now loads 36% faster (opening a workout, doing 4 sets of an exercise, and saving it now takes 31 seconds, down from 48).
If you're a new user, you'll now see how fast other new users usually improve (e.g. "Users like you improve XX% in 30 days").
You'll now get better coaching tips during your workouts (e.g. "10 x 200 lbs 3 days ago—now try:").
New faster, cleaner interface, including a revamp of workouts that lets you reorder exercises with drag and drop.
If you’re into life extension, I’m sure you’ve heard of metformin. It’s a drug that inhibits hepatic glucose output and reduces inflammation in muscle. It’s among the top 10 most widely prescribed drugs in the US, and many people think it can increase healthspan and
We've merged the default and custom exercises lists and moved all navigation to the bottom bar.
Is exercise really medicine? Yes, according to reviews by Pedersen and Saltin (2015) and Luan et al. (2019). There’s now evidence for prescribing exercise as therapy in 26 different chronic diseases. In case you’re short on time, here’s the full list: * Musculoskeletal diseases (low back pain, tendon
You can now level up custom programs you create inside the app or via our Web app. This lets you link programs together over long training cycles and change exercises, rep ranges, and more over time.
You can now edit any workout on the fly. Swap exercises or add and reorder them with the new floating action button.
The International Society of Sports Nutrition has the following diet advice for you: “A wide range of dietary approaches (low-fat to low-carbohydrate/ketogenic, and all points between) can be similarly effective for improving body composition.” In other words, you don’t need to follow a specific diet to be healthy