Shula Jassell is insecure about the size of her chin and has periodically considered getting filler to make it bigger. But when the 25-year-old from Southern California gives serious thought to the idea of repeatedly having to get the cosmetic procedure — it only lasts about a year — she wonders if a surgical implant would be more practical, even though the prospect of surgery scares her. “I just try to remember self-love, you know? Beauty is in the eye of the beholder,” she says as she verbally processes her internal struggle and talks herself out of getting any work done for now. Technological advancements over recent decades have made various forms of body modification increasingly accessible — and inescapable on many social media algorithms.…