hy·po·chon·dri·a
noun/ˌhaɪpəˈkɒndriə/
/ˌhaɪpəˈkɑːndriə/
[uncountable]- a condition in which somebody worries so much about the possibility that they are or may become ill that it badly affects their life
某人非常担心自己生病或可能生病的可能性，以致严重影响他们的生活 Word Originlate Middle English: via late Latin from Greek hupokhondria, denoting the soft body area below the ribs, from hupo ‘under’ + khondros ‘sternal cartilage’. Melancholy was originally thought to arise from the liver, gall bladder, spleen, etc.