How Many Sets and Reps Should a Beginner Do?

Sets and reps are the two numbers you write on every line of a program. Get them roughly right and almost any sensible plan will make you stronger. You do not need a perfect formula, only a good starting point and a way to adjust it.

This guide gives you that starting point. It covers sets per exercise, weekly sets per muscle, rep ranges for each goal and how long to rest.

The short answer

For most beginners, do 2 to 3 sets of 8 to 12 reps per exercise. Stop each set with 2 to 3 reps left in the tank. Train each major muscle group on at least two days a week.

Meeting even that target puts you ahead. Only 27.6% of US adults met the muscle-strengthening guideline in 2018, up from 17.7% in 1998 (Hyde et al., 2021).

That matches public health guidance. The CDC tells adults to do muscle-strengthening activities on 2 or more days a week that work all major muscle groups, and to try 8–12 repetitions per activity (CDC adult guidelines). It also sets a low bar to start:

"Try to do at least one set of muscle-strengthening activities; to gain even more benefits, do two or three sets."

Centers for Disease Control and Prevention, What Counts as Physical Activity for Adults

Sets per exercise: start with less than you think

One hard set already works. A review screened 2,629 studies on the minimum dose for strength. In the 6 studies that qualified, a single set done 1 to 3 times per week produced significant 1RM gains. The pooled estimate was a 12.09 kg increase in overall 1RM (Androulakis-Korakakis et al., 2020).

Those subjects were trained men, so the result is a floor, not a target.

More sets bring more progress, up to a point. A meta-analysis started from 6,962 potentially relevant studies on weekly set volume. Medium and high weekly set counts produced larger strength gains than low set counts (Ralston et al., 2017).

For you, that means:

• Weeks 1 to 4: 2 sets per exercise. You are learning the movement.
• Weeks 5 onward: 3 sets per exercise on the main lifts.
• Accessories: 2 to 3 sets each.

Weekly sets per muscle

Count your sets per muscle group across the week. A beginner does well with about 6 to 10 hard sets per muscle group per week. That range is enough to drive progress and easy to recover from.

Here is how a 3-day full-body plan adds up for the legs:

• Squat, 3 sets, twice a week: 6 sets
• Romanian deadlift or split squat, 3 sets, once a week: 3 sets
• Total: 9 hard sets for the legs

Do the same check for chest, back and shoulders. If a muscle sits under 6 sets, add one accessory. If you feel sore and flat for days, cut a set before you cut a session.

Rep ranges by goal

Reps decide what the set trains most. All of these ranges build some strength and some muscle, so pick by goal, not by fear of the "wrong" range.

For strength

Use 3 to 6 reps on the main lifts once you have learned them. Rest 2 to 3 minutes between sets. Most beginners move here after 4 to 8 weeks of higher reps.

For muscle size

Use 6 to 12 reps. Rest 1 to 2 minutes. This is the best default for your first months because the loads are moderate and technique practice is high.

For muscular endurance

Use 12 to 20 reps with short rests of 30 to 90 seconds. This range suits core work, carries and small muscles.

A simple mix covers all three. Do 5 to 8 reps on your first lift, then 8 to 12 reps on the rest of the session.

How hard each set should feel

The number of reps only means something if the effort is right. A set of 10 with an easy weight does little. A set of 10 to failure every time leaves you too tired to practice well.

Aim for RPE 6 to 8. That means you could do 2 to 4 more reps at the end of the set. The CDC phrasing is useful here: work until it is hard to do another repetition without help, then stop with good form.

How long to rest between sets

• Main lifts (squat, bench press, deadlift, overhead press): 2 to 3 minutes
• Accessories (rows, split squats, curls): 60 to 90 seconds
• Core and carries: 30 to 60 seconds

Shorter rest is fine on busy days. If your reps drop sharply on set two, rest longer next time.

A sample session

Exercise	Sets x reps	Rest	Effort
Back squat	3 x 6 to 8	2 to 3 min	RPE 7
Bench press	3 x 6 to 8	2 to 3 min	RPE 7
Dumbbell row	3 x 10	90 s	RPE 7 to 8
Romanian deadlift	2 x 10	90 s	RPE 7
Plank	2 x 30 s	60 s	Steady

Run this two or three times a week. When you hit the top of a rep range on every set, add weight and start again at the bottom of the range.

Build it in the free builder

Open the free program builder and add your exercises. Enter the sets, the rep range and an RPE target for each row. Set your rest times so the session timer matches the plan.

Want a ready template instead? Pick one of the starter programs for beginners. The sets and reps are filled in, so you only enter your starting weights.