Cercetătorii de la Universitatea Oxford au testat saliva fanilor în timpul partidelor de la Campionatul Mondial din Brazilia pentru a stabili nivelul de hormoni eliberat de organism.
În timpul semifinalei Germania – Brazilia terminată cu scorul 7-1, cercetătorii au constatat că hormonul cortizol a atins un nivel periculos de ridicat și acest lucru duce la o creștere a tensiunii arteriale și chiar la un atac de cord.
Studiul a fost făcut pe suporteri ai mai multor echipe naționale, iar cercetătorii spun că nu există diferențe de atitudine între naționalități și nici între femei și bărbați, deși se știe că bărbații sunt mai „legați de echipa pe care o susțin”.
„Fanii care sunt foarte atașați de echipa pe care o susțin experimentează un nivel de stres foarte mare atunci când urmăresc un meci al favoriților”, a explicat dr. Martha Newson, cercetător la Centrul pentru Studiul de Coeziune socială, la Oxford, citată de BBC News.
Un nivel ridicat de prelungire de cortizol poate duce la contractarea vaselor de sânge, poate crește tensiune arterială și poate afecta grav persoanele care au deja o inimă slăbită.
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