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By Mofilo Team
Published
Here's the step by step how to analyze my workout log data to see long term strength trends: calculate your total 'Volume Load' for one key lift, because looking at your top set weight alone is lying to you. You're staring at a notebook or spreadsheet filled with months, maybe years, of workouts. You see dates, exercises, weights, sets, and reps. It’s a sea of numbers. You *feel* like you’re working hard, but when you try to find proof of progress, it’s a confusing mess. Did you get stronger? Maybe? You lifted 185 lbs for 5 reps six weeks ago, and last week you did 190 lbs for 3 reps. Is that better? It’s heavier, but fewer reps. This exact confusion is why most people with workout logs still feel stuck. They have the data, but they’re tracking the wrong thing.
The secret isn’t in your heaviest single set. It’s in your total work done. This is called Volume Load, and it’s the most honest metric for strength. The formula is simple: Sets x Reps x Weight = Volume Load. This one number tells you the total tonnage you lifted for an exercise in a given workout. Let's look at that example again:
Lifting the heavier 190 lbs *felt* like progress, but your total work output dropped by over 1,000 pounds. Your body adapted to a lighter workload. This is why you feel like you're spinning your wheels. You're focusing on the ego lift, not the total volume that actually builds long-term strength. Stop looking at your top set. Start calculating your Volume Load.

Track your lifts in Mofilo. See your strength progress in a simple chart.
You’ve heard the term 'progressive overload' a thousand times. It means doing more over time. But 'more' is a vague and dangerous word in the gym. For most people, 'more' just means 'more weight on the bar,' and that’s a trap. Chasing a heavier weight at all costs often leads to worse form, fewer reps, and a massive drop in total work. You're technically lifting heavier, but your muscles are actually doing less. This is fake progress. It’s what leads to plateaus that last for months.
True progressive overload is about increasing your Volume Load over time. The beauty of this is that you have multiple ways to do it, which gives you more tools to break through plateaus:
Let's put it in black and white. Imagine two lifters over two weeks.
Lifter 2 is the one who will be stronger in six months. Their trend line is going up. Lifter 1 is stuck in a cycle of ego lifting and will likely hit a wall, get frustrated, and blame their genetics or program. The math doesn't lie. You see the formula now. Volume Load = Sets x Reps x Weight. It's simple. But answer this: what was your deadlift Volume Load on the first Tuesday of last month? What about 3 months ago? If you can't answer that in 10 seconds, you're not analyzing trends. You're just collecting numbers.

Every workout logged is another point on your graph. Proof you're getting stronger.
Enough theory. Let's turn your messy logbook into a clear picture of your progress. You can do this in 30 minutes with a simple spreadsheet like Google Sheets or Excel. Stop feeling overwhelmed by the data and start using it.
You don't need to analyze every single exercise. That's a recipe for burnout. Instead, pick 3 or 4 main compound movements that represent your overall strength. These are your 'compass lifts'-if they're going up, your entire program is working. Good choices include:
For the next 12 weeks, these are the only lifts you need to analyze deeply. You still log your other exercises, but these four are your key performance indicators (KPIs) for strength.
Create a simple spreadsheet. For each compass lift, you'll want columns for Date, Sets, Reps, and Weight for every time you perform that lift. Then, add a fifth column: 'Volume Load'. The formula is `=B2*C2*D2` (assuming Sets are in column B, Reps in C, etc.).
Now, create a separate tab or section to summarize. You want to calculate the *total weekly volume* for each compass lift. If you bench pressed on Monday and Thursday, you add the Volume Load from both days together to get your total for that week. This smooths out the data and gives you a more stable trend. Your goal is to have one single Volume Load number for each compass lift, for each week.
For example:
This is the moment of truth. You should have 12 weeks of data, with one Volume Load number per week for each compass lift. Highlight the 12 numbers for your first lift (e.g., Bench Press) and the corresponding dates. Click 'Insert > Chart' and choose a 'Line Chart'.
What you see on that screen is the most honest story of your last three months of training. It cuts through the noise of good days and bad days. It ignores the ego and shows the math. Is the line generally trending upwards? Congratulations, you are getting stronger. Is it flat or trending down? Now you have concrete evidence that something needs to change. Repeat this for your other 3-4 compass lifts. You now have a dashboard for your body.
That line chart isn't just a picture; it's a diagnostic tool. It tells you exactly what to do next. Don't just look at it and feel good or bad. Use it to make decisions. Here’s how to interpret the three most common patterns.
If your 12-week trend line is moving up and to the right, even with small dips, you are successfully applying progressive overload. Your program is working. The answer here is simple: don't change anything. The biggest mistake people make when things are going well is to get bored and switch programs. Stick with what's working until the trend line flattens for at least 3-4 consecutive weeks.
A single flat week is nothing. Two might be a coincidence. But if your Volume Load has been stagnant for three or four weeks, you've officially hit a plateau. Your body has adapted. It's time to introduce a new stimulus. Your goal is to force that Volume Load number up. Try one of these for the next 2-3 weeks:
If your weekly Volume Load is consistently trending down for 2-3 weeks or more, this is a serious warning sign. This is not a plateau; this is regression. It almost always means you are under-recovered. You are breaking down more muscle than you can rebuild. The cause is usually one of three things: too much training stress (volume is too high), not enough sleep (less than 7 hours), or not enough food (calories/protein are too low). The immediate action is to take a deload week. Cut your volume in half for 5-7 days. Let your body catch up. A downward trend is your body screaming for rest.
The single best metric for long-term strength trends is Volume Load (Sets x Reps x Weight). While a 1-Rep Max (1RM) is a fun test, it can fluctuate wildly based on sleep and stress. Volume Load provides a more stable and accurate picture of your work capacity over time.
Don't obsess daily. Calculate your weekly Volume Load for your main lifts at the end of each week. Review your 12-week trend line once a month. This is frequent enough to spot problems but not so frequent that you overreact to normal daily fluctuations in performance.
During a deload week, the goal is active recovery, not laziness. Keep going to the gym, but reduce your total Volume Load by 40-50%. You can do this by cutting your working weights by 20% and keeping sets/reps the same, or by keeping weights the same and cutting your sets in half.
Focus your deep analysis on your 3-4 main compound 'compass lifts.' For accessory work like bicep curls or tricep extensions, it's enough to simply ensure you're making some form of progress over time (e.g., adding a rep or 5 lbs every few weeks). The return on analysis is much lower here.
You need at least 6-8 weeks of consistent data to see a meaningful trend. Anything less is just noise. A 12-week period is ideal as it's long enough to show a clear pattern of progress, stagnation, or regression, giving you enough information to make smart programming decisions.
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