.Zac Efron Claims He's "Delighted And Also Healthy" After A Hospital Stay In Spain DeadlineCause of Zac Efron's hospitalization in Spain uncovered A-list celebrity is 'thin' Fox NewsZac Efron Shares Wellness Update After Ibiza A Hospital Stay Us WeeklyZac Efron 'Recouping' After Being Hospitalized For A Swimming Pool Incident In Spain Yahoo EntertainmentZac Efron Hospitalized After Going Swimming Collision In Ibiza: Reports HuffPost.