……….wtf?

“But how about post-op transsexuals? Do they have to do something to keep that open?”
Jon - No they don't, it's just skin like everywhere else. However, if they want to have penetration sex, they need to keep it stretched out because the skin and muscles can shrink some and make it uncomfortable.

I blame shoddy sex education, probably abstinence only. There, I said it.

But how about post-op transsexuals? Do they have to do something to keep that open?

Sustained.

Wait, so an unused vagina is “healed”??? I object!