.Zac Efron Mentions He's "Happy And Well-balanced" After Hospitalization In Spain DeadlineCause of Zac Efron's a hospital stay in Spain exposed A-list celebrity is actually 'fine' Fox NewsZac Efron Shares Health And Wellness Update After Ibiza A Hospital Stay Us WeeklyZac Efron 'Recuperating' After Being Hospitalized For A Swimming Pool Event In Spain Yahoo EntertainmentZac Efron Hospitalized After Going Swimming Mishap In Ibiza: Documents HuffPost.