Is a seated calf raise without weight hard enough to build strength?

Only for people starting from a low base, such as older or deconditioned clients or someone returning after time off. For anyone who can already do standing calf raises, the weight of the lower leg is too light to build much strength, so add load with the Dumbbell Seated Single-Leg Calf Raise or train standing with the Bodyweight Calf Raise.

Is this the same as a soleus push-up?

It is the same seated, unloaded heel lift with the forefoot planted, although the study let the heel drop back passively instead of lowering it slowly. In the study that coined the name, mostly untrained adults repeated it for hours while sitting, which roughly doubled their oxygen use compared with sitting still and reduced the rise in blood sugar after a glucose drink. That makes it a low-effort way to stay active while seated, not a replacement for regular exercise, and the researchers say getting the full benefit takes practice and wearable feedback.

How many reps should I do?

Because the load is light, aim for 15 to 25 slow reps per leg for 2 to 3 sets, with a short pause at the top of each rep. If 25 reps feel easy with full range, slow the lowering further or move to a harder version.

When should I move to standing calf raises?

Move on once 25 slow single-leg reps feel easy and you can stand steadily while holding a chair back. Start with both feet on the Bodyweight Calf Raise before trying one leg at a time.

What kind of chair works best?

A sturdy armless chair, such as a dining chair, without wheels, on a floor where it will not slide. The seat height should let both feet rest flat with the knees bent to about 90 degrees; a chair that is too high leaves the heels hanging.

Seated Single-Leg Calf Raise

What Is the Seated Single-Leg Calf Raise?

Seated Single-Leg Calf Raise is an isolation exercise that primarily targets the lower legs, mainly the soleus, and also engages the gastrocnemius and the small muscles that steady the ankle. It is a beginner-level movement done sitting on a chair with body weight only, lifting one heel at a time while the ball of the foot stays on the floor.

Because the knee stays bent at about 90 degrees, the gastrocnemius is slack and the soleus, the deep calf muscle that works through most of standing and walking, does most of the work. Be clear about the load, though. The only resistance is the weight of your own lower leg, so for most healthy adults this is a very light exercise. It will not build much calf strength or size for anyone who can already do standing calf raises, and that job belongs to loaded or standing versions.

Where it earns its place is with people who cannot yet load the calf on their feet: older or deconditioned clients, anyone with limited mobility or poor standing balance, and people easing back into lower-leg training after time off, once a clinician has cleared them. It needs only a sturdy chair, fits into a chair-based session or a warm-up, and makes a useful movement break for long periods of sitting. Working one leg at a time lets each calf do its own share and makes a weaker side easy to spot. Pairing it with a Seated Single-Leg Toe Raise works the front of the shin as well.

Progress it in small steps. Slow the lowering, add a pause at the top, then add reps. When 25 slow reps feel easy, rest a weight on the thigh with the Dumbbell Seated Single-Leg Calf Raise, or move to your feet with the Bodyweight Calf Raise while holding a chair back for balance, and later the Bodyweight Single-Leg Calf Raise.

Muscles Worked

MuscleActivation

Soleus: Primary
Gastrocnemius (Lateral Head): Low
Gastrocnemius (Medial Head): Low
Peroneus Longus: Low
Tibialis Anterior: Minimal

Instructions

Place a sturdy armless chair on a non-slip floor and sit tall on the front half of the seat.
Hold the front edge of the seat beside your hips with both hands.
Place both feet flat on the floor about hip-width apart, with the knees bent to about 90 degrees and the feet directly under or just in front of the knees.
Press the ball of one foot into the floor and lift that heel as high as you can, letting the knee rise.
Keep the toes on the floor, the pressure behind the big toe and the other foot flat.
Pause for 1 to 2 seconds at the top.
Lower the heel slowly back to the floor over about 2 to 3 seconds.
Complete all reps on one leg, then switch sides.

Common Mistakes

Dropping the heel
Letting the heel fall back to the floor instead of lowering it under control skips half the work and jars the Achilles tendon.
Stopping halfway
Raising the heel only partway leaves out the top of the range, where the calf works hardest.
Lifting the thigh instead of the heel
Pulling the knee up with the hip so the toes leave the floor turns the rep into a knee lift and takes the calf out of it.
Rolling onto the outer edge
Pressing through the little toes lets the ankle tip outward, so push through the ball of the foot behind the big toe.
Sitting too far back
Sitting deep in the seat or slumping against the backrest pulls the feet forward so they no longer rest flat under the knees.
Rushing the reps
Fast, bouncing reps make an already light exercise even easier, so pause at the top and lower slowly.

Injuries

Seated Single-Leg Calf Raise is a low risk exercise when performed with proper technique. There is no external load and the chair supports the body, so problems usually come from the setup or from doing too much too soon rather than from the movement itself.

The most common complaint is cramping in the calf or the arch of the foot, especially in calves that have not been trained for a while. Irritation at the Achilles tendon or the back of the heel can follow from letting the heel drop hard onto the floor or from a sudden jump in volume. Start with a modest number of smooth reps, lower the heel under control and build reps over a few sessions. Use a sturdy armless chair without wheels on a non-slip floor, and sit on the front half of the seat so both feet rest flat with the knees bent to about 90 degrees.

If one leg at a time is too much, lift both heels together or use a smaller range. When the single-leg version becomes easy, progress to the Dumbbell Seated Single-Leg Calf Raise or, once standing balance allows, the Bodyweight Calf Raise with a chair back to hold.

Stop if the calf cramps, and stretch it gently before trying again with fewer reps. Stop for sharp pain in the Achilles tendon or heel, or for any sudden pull in the calf. Calf pain that comes on with activity and eases with rest, especially with numbness or cold skin, and a calf that is swollen, warm or tender, should be checked by a clinician before training continues.

Overview

Primary Focus: Calves
Equipment: Body weight and other
Modality: Strength
Difficulty: Beginner

Alternative Exercises

Other Names for the Seated Single-Leg Calf Raise

The Seated Single-Leg Calf Raise is also known as:

Soleus Push-Up

Frequently Asked Questions

Q: Is a seated calf raise without weight hard enough to build strength?: Only for people starting from a low base, such as older or deconditioned clients or someone returning after time off. For anyone who can already do standing calf raises, the weight of the lower leg is too light to build much strength, so add load with the Dumbbell Seated Single-Leg Calf Raise or train standing with the Bodyweight Calf Raise.
Q: Is this the same as a soleus push-up?: It is the same seated, unloaded heel lift with the forefoot planted, although the study let the heel drop back passively instead of lowering it slowly. In the study that coined the name, mostly untrained adults repeated it for hours while sitting, which roughly doubled their oxygen use compared with sitting still and reduced the rise in blood sugar after a glucose drink. That makes it a low-effort way to stay active while seated, not a replacement for regular exercise, and the researchers say getting the full benefit takes practice and wearable feedback.
Q: How many reps should I do?: Because the load is light, aim for 15 to 25 slow reps per leg for 2 to 3 sets, with a short pause at the top of each rep. If 25 reps feel easy with full range, slow the lowering further or move to a harder version.
Q: When should I move to standing calf raises?: Move on once 25 slow single-leg reps feel easy and you can stand steadily while holding a chair back. Start with both feet on the Bodyweight Calf Raise before trying one leg at a time.
Q: What kind of chair works best?: A sturdy armless chair, such as a dining chair, without wheels, on a floor where it will not slide. The seat height should let both feet rest flat with the knees bent to about 90 degrees; a chair that is too high leaves the heels hanging.