This question should be judged from trends across several weeks rather than one workout. Execution quality, training stress, recovery, and sustainability must be considered together.
The short answer
Warm up in three stages: a few minutes of easy activity to raise body temperature, dynamic movements relevant to the session, and progressively heavier ramp-up sets for the first main lift. Start work sets when you feel ready and the final warm-up has not caused fatigue.
How to evaluate it properly
General warm-up does not need to be long. Three to eight minutes of easy walking, cycling, or rowing is enough for many resistance sessions.
Choose dynamic drills for the session. Before squats, ankle and hip movements plus light squats are more useful than random full-body drills.
Specific ramp-up sets are the most important part. The heavier the work set, the more load steps you may need, while repetitions decrease at each step.
Prolonged static stretching immediately before maximal strength work may reduce acute performance. If needed for range, keep it brief and follow with dynamic movement or light sets.
| Stage | Example before a heavy work set |
|---|---|
| General | 5 minutes easy activity |
| Specific | 2–4 dynamic drills |
| Set 1 | Empty bar or very light × 8–10 |
| Set 2 | About 50% work load × 5 |
| Set 3 | About 70% × 3 |
| Final set | About 85% × 1–2 |
A practical approach
- Raise body temperature slightly.
- Move the session’s key joints and patterns dynamically.
- Ramp the first lift in progressive steps.
- End the warm-up before fatigue appears.
Common mistakes
- Twenty minutes of hard cardio first
- Taking warm-up sets to failure
- Too many unrelated drills
- Using one identical warm-up for every session
Bottom line
A good warm-up leaves you more prepared, not exhausted. Later exercises usually need only one or two specific light sets because general readiness is already established.
References
- Systematic review — Effects of warming up on physical performance — https://pubmed.ncbi.nlm.nih.gov/19996770/
- Review — Warm-up strategies for sport and exercise — https://pubmed.ncbi.nlm.nih.gov/26400696/