Because of the decoupling of nudity and sex, this is rarely an issue after the first few minutes. The environment is so aggressively normal (think: community volleyball, potluck dinners, gardening) that sexual arousal is contextually inappropriate. It almost never happens, and if it does, you simply sit down with a towel until it passes. It is a non-issue.
The problem is that most body positivity is still visual . It relies on looking in the mirror and trying to convince your brain that what you see is beautiful. But you cannot think your way out of a subconscious belief formed by decades of shame. purenudism junior miss nudist beauty pageant fixed
We now face the "Body Positivity Paradox": we are told to accept our cellulite while being sold a cream to remove it. We are told to love our natural shape while being shown 30-day ab challenges. This creates cognitive dissonance. We feel guilty for not feeling good about ourselves. Because of the decoupling of nudity and sex,
But within ten minutes, something miraculous happens. You realize no one is looking. In fact, you stop looking too. It is a non-issue