Get That Shape AIHome › Blog
Blog
The Get That Shape AI blog
Practical, no-nonsense guides on training smarter — workout splits, building a plan, and getting the most from an AI trainer.
How Long Should a Workout Be?
Session length is sets times rest and almost nothing else. The arithmetic behind a 45-minute workout, what to cut when you are short on time, and a 30-minute session that actually works.
How Many Sets Per Muscle Per Week?
Ten to twenty hard sets per muscle, counted honestly. What counts as a set, why indirect volume changes your real numbers, a four-day worked example, and when to add more.
What Is a Deload Week (and When Do You Need One)?
A deload is a planned lighter week, not a week off. Why fatigue hides your fitness, the five signs you are overdue, three ways to do it, and a worked example week.
How Long Should You Rest Between Sets?
Three to five minutes on heavy compounds, 60 to 90 seconds on isolation, and why short rest quietly costs you muscle. Rest by goal, how to know you are ready, and what supersets really change.
How Much Protein Do You Actually Need to Build Muscle?
The evidence-based number in grams per kilo, worked out for your bodyweight, plus how to hit it with real food, how to split it across the day, and the mistakes that waste it.
How to Warm Up Before Lifting (Without Wasting 20 Minutes)
An eight-minute warm-up that actually prepares you to lift: what to skip, how to build ramp-up sets, and why static stretching before heavy work makes you weaker.
How Heavy Should You Lift? RPE and Reps in Reserve, Explained
How to choose a working weight without guessing: rep ranges by goal, the RIR scale, how close to failure to train, and a three-week worked example.
Getting Back to the Gym After a Break: What You Actually Lost
How fast strength and muscle actually fade, why the first session feels so much worse than it is, and a three-week ramp that gets you back without a week of soreness.
Why Am I Not Seeing Results?
Training hard but the mirror hasn't changed? The five fixable reasons progress stalls — and how to tell which one is yours.
How Long Does It Take to Build Muscle?
Building visible muscle takes months, not weeks — but the timeline is more predictable than you think. What to expect in the first month, the first three, and the first year.
The Dumbbell-Only Workout Plan
You don't need a full rack to build muscle. One pair of adjustable dumbbells covers every movement pattern — here's a complete plan that proves it.
How Many Rest Days Should You Take?
Rest days aren't the opposite of training — they're part of it. How many you actually need by level, and why muscle is built during recovery.
How Many Days a Week Should You Work Out?
3, 4 or 5 days? What research says about training frequency, and how to pick the right number of workout days for your goal and your schedule.
Progressive Overload: The Only Rule That Guarantees Progress
What progressive overload is, the five ways to apply it, how fast to add weight, and how to break through plateaus — explained simply.
Gym vs. Home Workouts: Which Builds More Muscle?
Gym or home training? What research says about results, where home workouts hit their limits, and the minimal setup that gets you 90% of the way.
AI vs. Personal Trainer: Which Is Right for You?
How an AI personal trainer compares to a human coach on cost, personalization, accountability and results — and when each one makes sense.
The Best Workout Split for Beginners
Full body, upper/lower, or push-pull-legs? A clear guide to choosing the best beginner workout split based on how many days a week you can train.
How to Build a Workout Plan That Actually Adapts
A step-by-step guide to building a workout plan around your goal, equipment and schedule — and how to make it adapt as you get stronger.