We should not stretch our legs for many reasons.
First of all, stretching legs can cause problems to our daily activities like walking, exercising, and so on. Moreover, stretching legs is expensive. Instead of having surgery, we can take those money to live and work in another country where they do not mind about height.
Furthermore, stretching legs is too risky, even we get surgery from a doctor but there are still have some risks, if they mistake it which means that we will become paralysis. Those are some reasons we should not stretch our legs.