There’s so much more to vaginal rejuvenation than a designer vagina. Gynaecologist Onsy Morris explains how it can benefit women after childbirth, cancer treatments and menopause.   There’s no doubt about it – a woman’s body goes through a lot. And it’s not just the visible bits that suffer from wear and tear. Down below can go through some extraordinary changes too. Childbirth, menopause and simply aging can take their toll on the pelvic floor, vagina and external genitalia. And if you’ve been ill with cancer, certain treatments can really knock those regions around as well. The upshot of all of…