ableutilityinclinicalpractice.Patientsrecoverfromanesthesia withvaryingtimecourses,dependentuponanumberoffactors•Theauthorstestedthehypothesisthatcaffeinespeeds thatarebeyondtheclinician’scontrol,includingbutnotlimitedanestheticemergence 2•Volunteersanesthetizedwithisofluraneweregivencaffeine togenetics,comorbidities,and...