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48 pages you can read without an account. Start with the product, pick a training question, or browse the journal.
Product
Aion Coach
Aion Coach
The iPhone app. Adaptive weekly plans that move when the day changes.
OpenAI workout coach
What the coach does, what it doesn't, and what is free.
OpenFree workout plans
Four complete gym and home routines, and a finder for your week.
OpenHow adaptive training works
What the plan keeps, what it changes, and where the answer stops.
OpenFree workout adapter
One constraint. One decision. No account.
OpenTraining decision library
Direct answers for time, schedule, equipment, and readiness.
OpenJournal
Longer essays on progression, recovery, and training context.
OpenPricing
Weekly, monthly, and annual membership. Seven free days on annual.
OpenAbout Aion Coach
Who writes the guides, how they are reviewed, and the safety line.
OpenSupport
Help for the app, billing, and your account.
Open
Free routines
Workout plans you can start today.
2-Day Full-Body Workout Plan
Train your whole body twice a week with two repeatable sessions. This template is for a week with two reliable gym visits, not a five-day routine squeezed into two long days.
Open the routine3-Day Beginner Gym Workout Plan
Use three short full-body gym sessions to learn a small set of movements and build a repeatable week. Start with manageable effort rather than making the first workout a test.
Open the routineDumbbell Workout Plan at Home, No Bench
Use dumbbells and clear floor space for two complete home workouts. No bench, pull-up bar, or furniture balancing is required. The trade-off is that limited weights can eventually limit progression.
Open the routine30-Minute Full-Body Workout Template
Use a short exercise list and a time budget to keep a gym visit useful. This session targets about 30 minutes with familiar equipment and no queues; take longer if you need more rest or setup time.
Open the routine
Time
Keep the main work when the available training window changes.
- What should I do if I only have 20 minutes to work out?
How to Make a 20-Minute Workout Useful When Time Is Short
Twenty minutes can still move the plan forward. The key is to keep one clear training job instead of squeezing the whole session into a rush.
Read the decision - How do I cut a 60-minute workout down to 30 minutes?
How to Turn a 60-Minute Workout Into 30 Minutes
Keep the same session and take out the lower-priority work. Squeezing the whole hour into half the time cuts the rest that makes the main sets count.
Read the decision - What exercises should I remove when I cannot finish my workout?
Which Exercises Should You Cut From a Workout First?
Cut by training role. The last exercise on the screen is often the wrong one to drop, and the main work is usually the last thing to shrink.
Read the decision - Are supersets a good way to make a workout faster?
Should You Use Supersets to Save Time in a Workout?
Supersets are useful when the exercises do not compete heavily. They are a poor trade when the second exercise changes the quality of the first.
Read the decision - Can I shorten my warm-up when I only have a little time?
How to Warm Up When You Are Short on Time
A short warm-up should prepare the exact movement you are about to train. It should not become a second workout before the real one starts.
Read the decision - What should I do if my workout is taking much longer than planned?
What to Do When Your Workout Is Running Too Long
When the session overruns, stop adding low-value work. Finish the current priority cleanly and use the overrun as information for the next plan.
Read the decision
Schedule
Move, miss, or restart sessions without turning the week into catch-up work.
- Should I do yesterday's workout and today's in one day?
Skipped Yesterday. Should I Do Both Workouts Today?
Two full workouts in one day turn training into catch-up. Keep today's main work, add the missed main lift, and drop the lowest-value extras.
Read the decision - What should I do after missing one workout?
Missed One Workout? What to Do With the Rest of the Week
One missed session rarely needs a full reset. Protect the important weekly exposures and keep the calendar from becoming a pile-up.
Read the decision - How should I train after missing a full week?
Missed a Week of Training? How to Restart Without Catch-Up Work
After a missed week, pick the plan up at a sensible point. The sets you missed do not need to be repaid.
Read the decision - Is it okay to work out two days in a row?
Can You Train Two Days in a Row? How to Arrange the Work
Training two days in a row is fine for most plans. What matters is whether the second day repeats the same demanding work before you have recovered from it.
Read the decision - Can I move today's workout to another day?
How to Move a Workout to Another Day Without Breaking the Week
Moving a workout changes its neighbors. A clean reschedule checks what happened before it and what still needs to happen after it.
Read the decision - How should I return to the gym after a break?
How to Return to the Gym After a Break
Use the first week back to find where you are now. The numbers you remember from before the break can wait.
Read the decision - How can I train consistently when my schedule changes every week?
How to Follow a Workout Plan With an Irregular Schedule
An irregular calendar works better as a sequence of sessions in priority order. A fixed Monday-to-Sunday grid breaks at the first change.
Read the decision
Equipment
Choose alternatives by movement role, load, setup, and the goal of the session.
- What should I do when every squat rack is taken?
What to Do When Every Squat Rack Is Taken
When every rack is taken, change the squat tool and keep the session. A goblet squat or a leg press does the job until a rack opens.
Read the decision - What can I do instead of back squats if there is no rack?
Back Squat Alternatives When You Do Not Have a Rack
You can still train legs hard without a rack. Choose an alternative that can carry the intended effort and record it as a different exercise.
Read the decision - What can replace bench press if I do not have a bench?
Bench Press Alternatives When You Do Not Have a Bench
The best no-bench alternative keeps a horizontal push and an appropriate effort. It does not need to imitate every part of the bench press.
Read the decision - What can I do instead of deadlifts without a barbell?
Deadlift Alternatives When You Do Not Have a Barbell
Without a barbell, keep the hinge and the intended training effect. Change the tool, load strategy, or unilateral demand deliberately.
Read the decision - What can replace pull-ups if I do not have a bar?
Pull-Up Alternatives When You Do Not Have a Pull-Up Bar
A no-bar alternative should keep shoulder extension or vertical pulling, but each option changes load, stability, and skill demand.
Read the decision - What can I do instead of lat pulldowns without a machine?
Lat Pulldown Alternatives When There Is No Machine
No pulldown machine can mean a bodyweight, band, or dumbbell option. Choose based on the equipment and the reason the pulldown was programmed.
Read the decision - What can I do instead of leg press without a machine?
Leg Press Alternatives When There Is No Machine
The leg press usually provides stable knee-dominant volume. A good alternative keeps that job while accepting a different stability demand.
Read the decision - What can I do instead of seated cable rows without a cable machine?
Cable Row Alternatives When There Is No Cable Machine
A cable row is stable horizontal pulling. The best substitute keeps the pull but chooses deliberately how much trunk, grip, and setup demand to add.
Read the decision - What can I do instead of hip thrusts without a bench?
Hip Thrust Alternatives When You Do Not Have a Bench
Without a bench you lose the raised-back setup, but the hip-extension work stays. A floor bridge is the simplest close option.
Read the decision
Readiness
Adjust ordinary fatigue and travel constraints while keeping a clear safety boundary.
- Should I work out if my legs feel tired before the session?
Tired Legs Before a Workout? How to Adjust the Session
Tired legs are a reason to look closer before deciding. Let the first controlled sets tell you whether to train as planned, trim the session, or stop.
Read the decision - Should I still go to the gym when my energy is low?
Low Energy Before the Gym? A Practical Training Decision
Low energy has no single right answer. Look at the likely cause, what the session asks for, and how the warm-up feels.
Read the decision - How should I work out after a long flight?
How to Adjust a Workout After a Long Flight
A long flight changes sleep, routine, and movement. The first session should gather information and restore rhythm before it asks for peak performance.
Read the decision - How do I know when to reduce the number of sets in a workout?
When Should You Reduce Workout Volume for the Day?
Volume is often the cleanest first adjustment because it lowers the day's cost while keeping some exposure to the planned work.
Read the decision
Journal
Longer essays
- Time constraints
How to Shorten a Workout Without Losing the Main Work
When the clock changes, rank the session by purpose. Keep the work that carries the goal and remove the rest in a clear order.
Read essay - Sleep and recovery
Should You Work Out After Poor Sleep?
One bad night is information to use. Whether you train, trim the session, or rest depends on how you feel, what the session asks, and whether the pattern is continuing.
Read essay - Soreness and recovery
Workout When Sore or Rest? A Practical Decision Guide
Ordinary muscle soreness and warning pain need different decisions. Check the location, movement, trend, and effect on normal technique before choosing the session.
Read essay - Travel training
A Hotel Gym Workout Plan That Adapts to the Equipment You Find
Do not guess the entire workout before you see the room. Take a quick inventory, keep the purpose of the day, and rebuild each movement by function.
Read essay - Equipment constraints
Exercise Alternatives for a Busy Gym
A busy station does not have to derail the workout. Replace the role of the exercise, make the smallest useful change, and keep the rest of the plan stable.
Read essay - Coaching intelligence
A Useful Training Plan Has a Memory
A workout becomes coaching when today’s decision remembers what happened yesterday and protects what you are building next.
Read essay - Skill practice
The Front Lever Is Not One Exercise
Skill work moves forward when each step is earned through position and control. Effort alone is a poor guide to when you are ready.
Read essay - Training practice
Recovery Is Part of the Program
Treat readiness as context for choosing the right dose, so the week stays coherent even on a flat day.
Read essay