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Barbell bench press: setup, bar path, common errors

Also called: bench press, flat barbell bench press, BB bench. All one movement, one page.

By

We compute it and we cite it. We do not test gear. How we know this.

Short answer

Lie down, lower the bar to your chest, press it back up. Simple to describe, and most people still do it badly.

Pattern
Horizontal push
Equipment
Barbell · Plates · Flat bench · Rack or spotter
Usual bar
45 lb / 20.4 kgOhio Power Bar, 45 lb

Barbell bench press setup

  1. 01Lie back so your eyes are under the bar.
  2. 02Plant your feet. They stay planted for the whole set.
  3. 03Pinch your shoulder blades together and down, and keep them there.
  4. 04Grip a little wider than shoulder width. Wrists stacked straight over your forearms, not bent back.
  5. 05Unrack to a position over your shoulders, not over your face.

Barbell bench press form, step by step

  1. 01Big breath. Lower the bar under control to your lower chest.
  2. 02Touch — do not bounce.
  3. 03Press up and slightly back, finishing over your shoulders.
  4. 04Keep your shoulder blades pinned the entire time.

How to load the bar for the barbell bench press

Before the barbell bench press is a rep, it is a number on the bar. Plates go on in pairs, one per sleeve, and the bar itself is part of the total — a 45 lb bar with a 45 on each side is 135 lb, not 90. This animation walks the three loads you will meet most often.

Our own render, modelled to the IPF bar spec and the published plate spec table.An original 3D animation showing how the three most common barbell loads are built. A 45 lb bar starts empty; a 45 lb plate slides onto each sleeve to make 135 lb, a second pair makes 225 lb, and a third pair makes 315 lb. The running total and the plates-per-side count are shown throughout. This is an illustration of a class of equipment, not footage of a specific product.Original animation by BarWeight — an illustration of this class of equipment, not footage of a specific product, and not a demonstration of how to perform a lift.

Need a different number? Run it through the plate math calculator.

Barbell bench press video demonstration

Reading the steps only gets you so far, and a render cannot show you what a human body does under a bar. This is the barbell bench press demonstrated by a coach, not by us — we did not make this video, we do not host it, and we do not earn anything from it.

Demonstration

How to Bench Press

Alan Thrall (Untamed Strength)

How to Bench Press — Alan Thrall (Untamed Strength). Embedded from YouTube; this site did not produce the video.Alan Thrall co-owns Untamed Strength Gym and has produced widely-referenced barbell technique tutorials for over a decade; long-standing reputation in the strength training community.

Common barbell bench press errors

  • Letting the shoulder blades come unglued and rolling forward at the top.
  • Bouncing the bar off the chest.
  • Bent-back wrists holding the bar in the fingers instead of the heel of the hand.
  • Feet dancing around under the bench.
  • Benching alone, heavy, with no rack pins. Do not do this.

Barbell bench press: muscles worked

Primary

  • Pectoralis major
  • Triceps brachii

Secondary

  • Anterior deltoid
  • Serratus anterior
  • Latissimus dorsi (isometric)

How we know: Backed by the electromyography sources listed at the bottom of this page.

Barbell bench press: what the evidence does and does not say

A systematic review of bench press EMG found triceps and pectoralis major activity to be similar to each other and both higher than the anterior deltoid. The popular rule that a wide grip is a chest exercise and a close grip is a triceps exercise is not cleanly supported: a grip-width study found no significant difference in the pec-to-triceps ratio between narrow and wide grips in most conditions. Grip width is a real variable and it changes how the lift feels. Treat the chest-versus-triceps split as gym convention, not a measured result.

How to program the barbell bench press

Training convention: 3-5 sets of 3-8 for strength, 8-12 for size, 2-3 times a week for most people. The triceps and the pecs both do real work here, which is why grip changes shift the feel so much.

Rep ranges are training convention. They are what most lifters and coaches do, not a measured result, and nothing on this page is medical advice.

Run the numbers

Knowing the lift is half of it. The other half is loading the bar correctly.

Questions people actually ask

▶Does a wide grip work the chest more than a close grip?

The evidence does not support that cleanly. A grip-width EMG study found no significant difference in the pectoralis-to-triceps ratio between narrow and wide grips in most conditions. It is a near-universal gym belief, and it may still change how the lift feels to you, but it is convention rather than a measured finding.

▶How much does the bench press bar weigh?

A standard men’s Olympic bar is a nominal 45 lb; a competition bar is 20 kg, or 44.09 lb. The number you report includes the bar. One 45 lb plate a side on a 45 lb bar is 135 lb.

▶Should the bar touch my chest?

Touch, do not bounce. Lower under control to your lower chest, make contact, then press up and slightly back so the bar finishes over your shoulders rather than over your face.

▶Why do my shoulders roll forward at the top of a bench press?

Because the shoulder blades came unglued. Pinch them together and down before you unrack and keep them pinned for the whole set — including the lockout. Letting them travel at the top is one of the most common bench errors there is.

The kit this lift needs

Straight from this movement’s own equipment list. Each page below compares published specs across every model we have verified — no prices, no ratings, nothing we claim to have tested.

Same pattern, different lift

All barbell exercises

Sources

How this page is built and what we will and will not claim: read the methodology.