Form ยท Technique

How to do a proper push up with perfect form

The push up looks simple, which is exactly why so few people do it well. Get the plank, the elbows and the range right and it becomes one of the best upper body exercises you can do anywhere, with nothing but the floor.

KF.Social Editorial ·Updated 18 July 2026 ·9 min read Evidence-reviewed

Almost everyone thinks they can do a push up, and almost everyone does them badly. Hips sag, elbows flare out to the sides, the chest dips a few centimetres, and the neck cranes toward the floor. The result is a movement that looks like a push up but trains almost nothing. A real push up is a moving plank: a straight, braced line from head to heels that lowers under control until your chest nearly touches the floor and presses back up. Get that right and you have a chest, shoulder, triceps and core exercise that needs no equipment and travels anywhere.

The short version

  • A push up is a moving plank. Your body stays a straight line from head to heels, braced the whole way, not a sagging or piking shape.
  • Keep your elbows tucked to roughly 45 degrees from your body, not flared straight out to the sides. Flared elbows are the top cause of shoulder pain.
  • Lower until your chest is a few centimetres from the floor, then press all the way up. Half reps build half the strength.
  • A full push up asks your hands to support around two thirds of your body weight, so it is a genuine strength exercise, not a warm up.
  • If full push ups are too hard, raise your hands on a bench or wall rather than dropping to your knees straight away. Incline push ups keep the full plank.
1

The plank is the whole exercise

Before you lower an inch, your body has to hold one shape: a straight, rigid line from the top of your head to your heels. Squeeze your glutes, brace your midsection as if you are about to be prodded in the stomach, and keep your ribs down so your lower back does not sag. That braced plank is not a detail on top of the push up. It is the push up. Everything else is just lowering and raising that plank.

Two failures break the plank. The first is sagging hips, where the middle drops toward the floor and the lower back takes the strain. The second is piking hips, where the backside pokes up in the air to shorten the range and make each rep easier. Both mean your core has quit and you are no longer training the movement you think you are. If you cannot hold a solid plank for twenty seconds, work on that first, because it sets the ceiling on your push up.

The broomstick test

Lay an imaginary line from your head to your heels. In a good push up, a broomstick placed along your back would touch the back of your head, your upper back, and your backside at the same time, and stay touching them as you move. If it lifts off at the hips, you are sagging or piking.

2

Where your elbows go, and why it matters

Look down at yourself from above at the bottom of a push up. If your arms make a straight letter T with your body, elbows pointing out to the sides, you are in the position most likely to grind your shoulders over time. That flared position also puts your chest and triceps at a poor angle to press from, so it is weaker as well as harsher.

Instead, tuck your elbows so your upper arms sit at roughly a 45 degree angle to your torso, making more of an arrow shape than a T. Your hands sit about shoulder width or slightly wider, roughly under your chest rather than up by your face. From there your triceps and chest do the pressing from a strong, joint friendly position, and your shoulders are far happier for it.

The most common mistake

Flaring the elbows straight out to the sides. It feels natural because it lets you cheat the range short, but it stresses the front of the shoulder and weakens the press. Tuck to 45 degrees and the whole movement feels stronger and safer, even though it is harder at first.

3

Full range: chest to the floor, arms locked at the top

The single most common way people fake push ups is cutting the range. They dip a few centimetres, bounce, and call it a rep. A real push up travels the full distance: down until your chest is a couple of centimetres off the floor, and back up until your elbows are straight, without letting the plank break at either end.

  1. Set your plank and grip. Hands about shoulder width or slightly wider, roughly under your chest. Body a straight braced line, glutes and midsection tight, neck neutral so you are looking at the floor a little ahead of you.
  2. Lower under control. Bend your elbows and lower your whole body as one rigid unit, elbows tucked to about 45 degrees. Take one to two seconds down. Your chest leads, your hips do not sag.
  3. Touch low, then press. Lower until your chest is a couple of centimetres from the floor, or lightly grazes it, keeping the plank. Do not rest your body on the ground and collapse the tension.
  4. Press all the way up. Push the floor away and drive back up until your elbows are straight and you are back in the top plank. Keep your body a straight line the entire time. That is one rep.

Training a muscle through its full range, especially the stretched bottom position, tends to build at least as much strength and size as short partial reps, and often more. For the push up, that means the bottom, chest near the floor, is not the scary part to avoid. It is the part that builds your chest and triceps. Full range honest reps beat a huge pile of shallow ones every time.

4

How much are you actually lifting?

People underrate the push up because it uses no weights, but the load is real. When researchers put people on force plates in a push up position, the hands supported a large share of body weight, more at the bottom of the movement than the top.

PositionRoughly what your hands supportWhat it means
Top of a full push upAbout 69 percent of body weightEven the easy end is two thirds of you
Bottom of a full push upAbout 75 percent of body weightThe hardest point, near the floor, loads you most
Top of a knee push upAbout 54 percent of body weightA real reduction, useful for building up
Bottom of a knee push upAbout 62 percent of body weightStill meaningful load, not a token version

Those figures come from a study in the Journal of Strength and Conditioning Research that measured trained men in static push up positions. The exact numbers vary with your build and how far forward your hands sit, but the message is clear: a full push up is a genuine strength exercise, and even the knee version is far from nothing. Treat push ups with the same respect you give a barbell lift.

5

Making push ups easier or harder

The push up scales in both directions, which is why it stays useful whether you are starting out or already strong. The trick is to change the difficulty while keeping the plank and the full range intact.

To make them easier, raise your hands. Push against a wall, then a kitchen counter, then a bench, then the floor. The higher your hands, the less body weight you press, and crucially you keep the full straight body plank rather than dropping to your knees. Incline push ups are the cleanest way to build toward your first floor push up because they train the exact movement you are working toward. Knee push ups also work, but they change the body line, so use inclines first where you can.

To make them harder, do the reverse. Elevate your feet on a bench to shift more load onto your upper body. Slow the lowering phase down to three or four seconds. Add pauses at the bottom. Move your hands closer together to hit the triceps harder, or add a resistance band or a weight plate on your back once bodyweight becomes easy. There is no ceiling here that a bit of creativity cannot raise.

Progress with reps and range first

Before adding load, add clean full range reps. Getting from 5 to 20 strict push ups in a row is a bigger strength jump than most people expect, and it costs nothing. Track the number, keep the form honest, and the progression takes care of itself.

6

Questions people ask

How low should I go on a push up?
Until your chest is a couple of centimetres from the floor, or lightly touches it, while keeping a straight braced plank. Cutting the range short by dipping only a few centimetres is the most common way people fake push ups and it builds far less strength. Full range reps, chest near the floor and arms locked at the top, are what actually train your chest, shoulders and triceps.
Why do my shoulders hurt when I do push ups?
Almost always because your elbows are flaring straight out to the sides, which stresses the front of the shoulder. Tuck your elbows so your upper arms sit at roughly 45 degrees to your body, more of an arrow shape than a T, and keep your hands about shoulder width under your chest. Most shoulder pain in push ups clears up once the elbows come in.
Are knee push ups pointless?
Not at all. Measured on force plates, a knee push up still asks your hands to support well over half your body weight, so it is a real exercise, not a token. That said, raising your hands on a bench or counter is often a better regression because it keeps the full straight body plank you are working toward. Use inclines where you can and knees when you cannot.
How many push ups should I be able to do?
There is no single right number, but getting from a handful to around fifteen or twenty strict, full range reps in a row is a solid goal for general upper body strength. Once that feels easy, make them harder by elevating your feet, slowing the lowering phase, or adding load, rather than just chasing higher and higher rep counts with sloppy form.
7

References

  1. Suprak DN, Dawes J, Stephenson MD. Journal of Strength and Conditioning Research. The effect of position on the percentage of body mass supported during traditional and modified push-up variants. 2011. doi.org/10.1519/JSC.0b013e3181bde2cf
  2. Wolf M, Androulakis-Korakakis P, Fisher J, Schoenfeld B, Steele J. International Journal of Strength and Conditioning. Partial vs full range of motion resistance training: A systematic review and meta-analysis. 2023. doi.org/10.47206/ijsc.v3i1.182
  3. American College of Sports Medicine. Medicine and Science in Sports and Exercise. American College of Sports Medicine position stand. Progression models in resistance training for healthy adults. 2009. doi.org/10.1249/MSS.0b013e3181915670

Last reviewed 18 July 2026. We check health-condition articles against current guidelines and update the date above when we do.

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Push ups that actually build your upper body.

KF.Social scales your push ups to your strength, from incline reps to feet elevated, and tracks every clean rep so you keep progressing. The community is full of people going from five wobbly reps to twenty strict ones.

Today's upper body work
Push ups, 4 sets, full range, chest to floor
Cuestraight braced plank
Elbowstucked to 45 degrees
Rangechest near the floor
KF.Social
KF.Social Editorial
Written by the KF.Social team, checked against current guidelines
We write plain-language fitness and health content and update it as the science moves. This article is educational and does not replace advice from your own doctor or care team.
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