In general, we’re attracted to each other and share a certain sameness. In the end, we usually agree that we’d rather be under the people umbrella together than under the wild hyena umbrella or the umbrella of reproduction by budding. Things like that.
Acupuncture is often presumed to be simply a pain management technique because it is commonly used that way, and that use is getting some credible reports in scientific journals. But pain relief is only a small part of what acupuncture can do.