Leg cramps can not grow taller, leg cramps may be caused by too much tension in the leg muscles, there may also be due to calcium and vitamin D deficiency, children if the phenomenon of growing pains, then it means that the children in the growth of taller, but the growing pains itself can not make the children grow taller. Too much tension in the leg muscles may lead to leg cramps, which occur after exercise. This is a normal phenomenon due to overloading of the leg muscles as a result of exercise, and this condition does not allow one to grow taller. Calcium and vitamin D deficiency can lead to symptoms of leg cramps, adolescent growth and development of calcium demand increases, the relative lack of calcium, which can lead to leg cramps, young children vitamin D deficiency leads to tetany will also appear leg cramps, these cases can not let a person grow taller, supplementation of calcium and vitamin D after leg cramps can be improved. Growing pains are a kind of dull pain in the lower limbs, which occurs at night. This is a kind of physiological pain caused by the vigorous growth of children’s bones and muscles, and the growing pains are not leg cramps, which indicates that the children are growing taller, but the growing pains themselves can’t make the children grow taller. In addition to the above factors, other causes can also lead to symptoms of leg cramps, it is recommended to consult a doctor in a timely manner, improve the examination to clarify the cause, and follow the doctor’s instructions for targeted treatment to avoid delays in the condition.