What it means to be an HSP Originally identified by psychologist Elaine Aronhigh sensitivity is actually a genetic personality trait. Studies from Aron estimate that 15 to 20 percent of the population is born with the trait. Regardless of labels, each and every individual is different. However, getting a massage sends me into a trance-like state of satisfaction. According to Aron, some HSPs feel physical sensations deeper than others. That has a bright side, like when small displays of affection elicit a deliciously strong reaction of pleasure. On the other hand, it may also result in a lower pain tolerance. The golden rule is to slow it all down, start gently, and always do so with consent. We notice everything really, everything Whether a tiny flake of pepper stuck in between your teeth or microscopic differences in body languageHSPs are constantly analyzing others.