Scale weight fluctuates day to day with hydration, food volume, salt and sleep, so a single reading carries almost no information. Trends over weeks carry some. What tells you more is whether the work you can do is increasing: more weight on the bar, more repetitions at the same weight, more sessions completed, easier warm-ups. Photographs and tape measurements taken under consistent conditions fill in what a training log cannot show.
Key points
- Record weight, sets, repetitions and a rough effort rating for every working set, in the same place each time.
- If you weigh yourself, do it under the same conditions each morning and compare weekly averages rather than single days.
- Track attendance as its own metric; sessions completed per month predicts long-term progress better than any single lift.
- Use tape measurements at fixed landmarks and photographs in the same light and pose every four to six weeks.
- Notice practical markers such as stairs, carrying groceries, or recovery between sets, which often change before numbers do.
Common mistakes
- Weighing daily and reacting to every fluctuation, which produces constant program changes and no time for anything to work.
- Keeping no record at all, then guessing last week's weights and repeating the same session for months.
- Comparing photographs taken in different lighting and posture, which produces conclusions about the room rather than about you.
Put it into practice
Monthly review routine
- Set a fixed day each month to open your training log and read the previous four weeks.
- Write down the best set for each main lift and compare it to the same figure last month.
- Count completed sessions and note any week where attendance dropped, along with why.
- Choose exactly one change for the coming month based on what the numbers actually showed.
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