Instructions: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Input: Erectile dysfunction is also known as ED , impotence or male impotence .
Output:
Erectile dysfunction ( also known as ED or " ( male ) impotence " ) is a sexual dysfunction characterized by the inability to develop and / or maintain an erection .