<s>[INST] i have small testies,they are not capable to make sperms, so what shold i do make them enlargeage 38 height 5.5 [/INST] Hi, You can't enlarge the size of testes. Find out the reason for small testis like hypogonadism.Get a direct check up with a urologist. Hope I have answered your query. Let me know if I can assist you further. Regards, Dr. B. Radhakrishnan. Nair, OBGYN </s>