.Zac Efron Claims He's "Happy And Healthy And Balanced" After A Hospital Stay In Spain DeadlineCause of Zac Efron's a hospital stay in Spain showed A-list celebrity is 'thin' Fox NewsZac Efron Shares Health Update After Ibiza Hospitalization Us WeeklyZac Efron 'Recuperating' After Being Actually Hospitalized For A Swimming Pool Event In Spain Yahoo EntertainmentZac Efron Hospitalized After Going Swimming Collision In Ibiza: Files HuffPost.