Sensitivity　as　an　important　personality,　there　is　currently　no　unified　definition　of　psychology.　There　has　been　a　lot　of　debate　about　related　research.　This　study　uses　literature　analysis　and　questionnaire　survey　methods　to　explore　three　dimensions　of　sensitivity:　“Perceptual　Sensitivity”,　“Emotional　Sensitivity”,　“Volitional　Sensitivity”,　and　sensitivity　is　defined　as　A　personality　trait　that　is　“highly　alert　to　external　information,　easy　to　obtain　clues,　and　has　a　higher　ability　to　perceive　subtle　changes.”　Study　2　explored　the　relationship　between　sensitivity　and　Emotional　Intelligence,　and　found　that　sensitivity　and　emotional　intelligence　were　significantly　positively　correlated　when　individuals　with　higher　levels　of　mental　health.　©　2020,　Springer　Science+Business　Media,　LLC,　part　of　Springer　Nature.