.Zac Efron Says He's "Delighted And Healthy" After A Hospital Stay In Spain DeadlineCause of Zac Efron's a hospital stay in Spain uncovered A-list superstar is actually 'thin' Fox NewsZac Efron Shares Wellness Update After Ibiza A Hospital Stay Us WeeklyZac Efron 'Recovering' After Being Actually Hospitalized For A Pool Event In Spain Yahoo EntertainmentZac Efron Hospitalized After Swimming Mishap In Ibiza: Documents HuffPost.