Warming up raises core temperature, primes the nervous system, and rehearses the movement at progressively heavier loads, so your first working set is not the first time your body sees the pattern that day.

How many warmup sets should I do?

Three sets at 50%, 75%, and 100% of working weight (the last as a single feeler rep) cover most compound lifts. Add an empty-bar set if you’re still cold or below body temperature.

Why does the calculator drop warmups for light weights?

If your working weight is barely above the empty bar, the warmup percentages would land below the bar weight, which is impossible. The algorithm skips warmups entirely when working weight is under 1.25× bar weight.

Should I warm up every accessory exercise?

No. Two or three feeler sets on your first heavy compound lift are usually enough. For accessories that share the same muscle group, one or two ramping sets is plenty.

Are warmup sets the same as ramp-up sets in 5/3/1?

They’re related but distinct. 5/3/1 prescribes specific percentages (40%, 50%, 60%) before the top sets. The MuscleBuddy default (50/75/100) is a generic three-set ramp that works for any program.

Can I use this for pulling exercises like deadlifts?

Yes. Deadlift warmups benefit from one extra heavier feeler because the lift starts dead from the floor. Many coaches add a 90% × 1 between the 75% and top set on heavy days.

Warmup Set Generator

Free warmup set generator for barbell lifts. Enter your working weight, get a plate-friendly 50% / 75% / 100% ramp scheme tailored to your bar.

A warmup isn't there to tire you out. It raises tissue temperature, wakes up the nervous system, and walks the movement up to weight so your top set feels familiar rather than shocking. Two minutes of ramping buys you a better first working set, every time.

This generator builds a three-set ramp at 50%, 75%, and 100% of your working weight (the last as a single feeler rep) and rounds every set to the nearest 2.5 kg or 5 lb so the plates are loadable on a real bar. It's the same ramp MuscleBuddy puts in front of a logged workout. Plug in your working weight, get a ramp, and let the calculator next door do the plate math.

UnitsWorking weight

Bar weight

Recommended warmup ramp

Set 1: 8 reps50 kg

Set 2: 3 reps75 kg

Set 3: 1 rep100 kg

How this works

The default protocol is three sets:

50% × 8 reps: establishes movement pattern, raises body temperature, and grooves the bar path.
75% × 3 reps: central-nervous-system primer at a load heavy enough to recruit high-threshold motor units but light enough to leave you fresh.
100% × 1 (top single): the "feeler" rep that confirms today’s working weight is achievable before you commit to working sets.

Sets are computed as a fraction of working weight and rounded to the nearest 2.5 kg increment (the smallest standard plate jump per side). If a warmup set would land below the empty-bar weight, it’s clamped to the bar weight, because you can’t lift less than the bar.

The algorithm also skips warmups entirely if your working weight is within 25% of the bar weight (about 25 kg for a 20 kg bar). At that intensity, you’re effectively already at warmup loads, and additional ramping sets would just create unnecessary fatigue.

For pulling exercises with a dead start (deadlifts, snatches, cleans) many coaches insert an extra heavier ramping set (around 90% × 1) before the working sets. That extra feeler is especially helpful when you’re working up to a true heavy single. For pressing and squatting movements with an eccentric phase, the default three-set ramp is usually enough.

One last note: warmup sets are for the first heavy lift of a session. Subsequent lifts targeting the same muscle group don’t need a full ramp; one or two transitional sets is plenty. Don’t turn warmups into a separate workout.

Frequently asked questions

Why warm up at all?: Warming up raises core temperature, primes the nervous system, and rehearses the movement at progressively heavier loads, so your first working set is not the first time your body sees the pattern that day.
How many warmup sets should I do?: Three sets at 50%, 75%, and 100% of working weight (the last as a single feeler rep) cover most compound lifts. Add an empty-bar set if you’re still cold or below body temperature.
Why does the calculator drop warmups for light weights?: If your working weight is barely above the empty bar, the warmup percentages would land below the bar weight, which is impossible. The algorithm skips warmups entirely when working weight is under 1.25× bar weight.
Should I warm up every accessory exercise?: No. Two or three feeler sets on your first heavy compound lift are usually enough. For accessories that share the same muscle group, one or two ramping sets is plenty.
Are warmup sets the same as ramp-up sets in 5/3/1?: They’re related but distinct. 5/3/1 prescribes specific percentages (40%, 50%, 60%) before the top sets. The MuscleBuddy default (50/75/100) is a generic three-set ramp that works for any program.
Can I use this for pulling exercises like deadlifts?: Yes. Deadlift warmups benefit from one extra heavier feeler because the lift starts dead from the floor. Many coaches add a 90% × 1 between the 75% and top set on heavy days.

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