Stretch to get stronger: strength and flexibility

Stretching to get stronger isn’t just a nice slogan. If you do strength training but always skip mobility work, some of your progress may be left on the table.

Here we look at why stretching may help build lower-body strength, how to fit it into your training, and what to do when you don’t have time for a separate stretching session.

Why stretching for strength matters

In the gym, it’s easy to measure what’s on the bar or the machine. The leg press gets heavier, the stack moves more smoothly on the leg extension, your squat depth improves. Next to that, stretching often looks like a soft add-on that only gets done when there’s time left over.

But the body doesn’t work in separate boxes. A muscle needs strength, the nervous system has to allow the movement, and the joints have to provide enough range of motion. If your hip, thigh or calf is tight, strength can get stuck before the muscle actually does its job.

The original article referred to a study linked to Kent State University and Brigham Young University that compared two groups. One group did only weight training. The other added flexibility exercises to the same strength work.

This idea is practical for today’s workout too. If you want to get stronger, you don’t have to see stretching as a separate goal. See it as a tool that helps you move better and use your strength better.

How stretching for strength works in training

The participants in the study followed an eight-week training program. They lifted weights three days a week, using weights close to 85% of the subjects’ maximum strength. Each set was 3-6 repetitions.

The second group didn’t do strength training alone. The stretching-and-lifting group added flexibility exercises for the hip area, thighs and calves to the program. The stretching session lasted 30 minutes and was held twice a week.

So what actually happens? When your lower body moves more freely, you can get into a better position in an exercise. A better position often means the muscle works through a longer and more useful range of motion. That doesn’t make stretching a miracle cure, but it can improve the quality of your strength work.

By the end of the study, the stretching-and-lifting group increased their maximum strength by nearly 32%, while the lifting-only group gained just 9%. The improvement in maximum strength showed up on the leg press as well as on the leg extension and leg curl machines.

These numbers don’t mean everyone will get exactly the same result. Training background, sleep, nutrition and training load matter too. But they do point in a simple direction: flexibility work can support strength training, especially in lower-body exercises.

Start with the spots that limit the exercise

If your lower back lifts off the bench in the leg press, your hip needs more attention. If lunges cut your stride short, look at the front of the thigh and the hip flexors. If your calf pulls your heel up in the squat, the problem may be ankle mobility.

A simple truth: stretch what actually gets in the way of your movement. You don’t need to do everything at once.

Practical tips: stretch smart

If you want to get the benefits of stretching without spending extra time on it, stretch between sets. The idea is an old one, but it still works well if you do it calmly and don’t turn your strength set into a hazy stretching circuit.

Between sets, pick one area and keep the stretch moderate. The goal isn’t to put up with pain. The goal is to signal to your body that the movement can become a little freer. If the next set demands maximum effort, don’t do a long, tiring static stretch for the same muscle beforehand.

• Before a heavy set, use light mobility work and controlled movements instead.
• After training, a calmer stretch is a better fit.
• On a lower-body day, focus on the hips, the front and back of the thighs, and the calves.
• Don’t compete with the person next to you in stretching. Your body sets the limit itself.
• If a stretch causes sharp pain, stop and choose a gentler position.

Honestly, good mobility work doesn’t have to be long. A few minutes done consistently is better than one random marathon a month. If you train three times a week, add a couple of short stretches to every workout. That way it becomes a habit, not a separate project.

A good sign is when an exercise starts to feel cleaner. It’s easier to hold depth in the squat. On the leg press, you don’t have to fight your body position. In the leg curl, you feel the muscle working, not an uncomfortable pulling in the joint.

FAQ: stretch and train stronger

Will stretching make me stronger right away?

Usually not in that very minute. The better effect comes from consistency. When your body moves better, you can do exercises with better technique, and over time that may support your strength numbers.

Should I stretch before or after training?

Before training, light mobility work and a short controlled stretch are a good fit. After training, you can do a calmer stretch. If a very heavy set is coming up, don’t tire the same muscle with a long static stretch right before the effort.

How much should I stretch if I have little time?

Start small. Do flexibility work between sets, or one or two of your tightest areas at the end of the workout. If your lower-body training depends on hip and thigh mobility, give those areas attention first.

Everyone who wants to get stronger: start stretching! ArtGym

Author: Translated by Liis Kutsar from Muscle &Fitness

Source: WHO – physical activity.