Hitesh Chauhan
June 24, 2025

Many people often think that shooting hoops or gliding through water adds inches to your frame. Well, this is a question that many aspiring athletes, as well as their parents, often ponder. Basically, this is a common belief that people think that certain sports like basketball increase height and swimming often hold a key to a taller stature. This widespread notion suggests that engaging in activities like these, especially during those crucial growth years, can somehow unlock a hidden height potential.
However, this belief is not just confined to only swimming or basketball, but even gymnastics or other jumping sports that increase height. The allure of adding even a few extra centimeters can be powerful, which leads individuals towards a specific sport with the hope of influencing their ultimate height. However, it’s still a question of how much truth lies behind these popular assumptions, which will be discussed in the later sections of this blog.

Our total human height is a complex measurement, which is not measured simply by the length of any one single bone but is basically a cumulative sum that is determined by the three main components – the length of our bones, the structure of our spine, and even our posture. As discussed earlier, the bones of our legs particularly contribute to our height from the waist to down. Our posture plays a very keen role in how we present our height. Even with strong bones and a healthy spine, poor posture can make us look shorter by causing slouching and unnatural curves.
Genetic inheritance is one of the most significant determinants, accounting for a substantial 60-80% of your final adult height. It works when you inherit a combination of genes from both your parents, which collectively influences various aspects of growth including the production of growth hormones, the length of your bones, and even the timing of growth spurts.
While genetics provides the blueprint, environmental factors act like the construction crew and materials.
Basketball is one of the prime sports activities that is universally known to be associated with height. It is because it requires constant jumping exercises for height, stretching, and grabbing rebounds. Many people believe that such repetitive and vertical movements aid in stimulating growth plates and even decompress the spine, leading to a permanent increase in stature.
Furthermore, people also believe that swimming is another sports activity which increases height. The long, sweeping strokes, especially in styles like breaststroke are thought to stretch out the limbs, leading to a taller appearance or even actual growth.

The idea behind playing basketball with an assumption in mind that it may make you taller is perhaps one of the most enduring and hence most widely believed myths regarding sports and height. Moreover, it is common that you’d hear your parents encourage their children to indulge in playing basketball, hoping that it would add crucial inches to their stature.
However, this understanding is flawed. Why? As discussed, height is primarily determined by genetics and the lengthening of the bones at the growth plates. After an individual hits puberty, these growth plates tend to fade away, and then at that point, no amount of jumping or even stretching would add to the length of your long bones.

Swimming & Height Growth: The Reality Check Just like people connect basketball with the direct link for an increase in height; swimming and height development is another aspect that is often cited as a sport that can contribute increasingly to height. This is the most common belief that stems from the feeling of weightlessness in water and also the elongated movements of different strokes. However, just like basketball, the direct link between swimming and actual height increase is largely a misconception.
When you indulge in physical activities on a regular basis, it obviously contributes to the optimal release of Human Growth Hormone (HGH). This is basically secreted naturally by the pituitary gland, especially at deep sleep times in response to the exercise. Hence, consistently indulging in swimming, which is a good form of exercise, would aid in supporting the body’s natural processes, including hormone regulation which is conducive to healthy growth.
Well, even with the best intentions and even with the most rigorous training, the biological reality after puberty is that height growth, particularly the lengthening of the bones, is no longer possible. It is because of a crucial biological event of growth spurt. As an individual goes through puberty, there’s a surge in the sex hormones which signals the growth plates that are located at the ends of long bones, to harden and fuse completely into solid bone.
As soon as these growth plates have been closed, typically by the age of 13-15 for females and 15-17 for males, the bones can no longer increase in length. Well, at this point particularly, your “adult height” is set. Hence, it won’t matter how intensely you indulge in physical activities such as basketball or swimming, as you cannot infuse your skeletal growth any further.
Although the desire for an increase in height often derives interest in various physical activities like basketball and swimming, the most crucial takeaway is to play for health and not just for height. It is scientifically clear that genetics are overwhelmingly the dominant factor in determining an individual’s final adult height.