Sometimes people seeking sex therapy need intensive therapy as part of their work. Sex therapists follow a model called PLISSIT, which stands for Permission, Limited Information, Specific Suggestions and Intensive Therapy.
In the past women’s sexuality was misunderstood and unexplored until the women’s liberation encouraged a curious stance and growing awareness in the ways in which women’s sexuality differed from men’s. Still, there still are many unanswered questions to the multifaceted complexities of female arousal.
As a sex therapist, this is one of the most common complaints that people present with in my office: I'm having problems getting it up (or it's variation: I'm having problems keeping it up- especially to penetrate my partner/s). Gay, straight, bi, single, coupled or poly - a LOT of people are obsessed with having a rock-hard boner on demand.