My wife and Iare off in August for our first big trip.MEL-SIN-LHR,BHM-FCO-LHR,PAR-BOS-LAX-LAS,LAX-HNL-SYD-MEL.We will be away 5 weeks.I would appreciate some advice for all the worldly types in this forum.I would like advice re jetlag and anything thing else that will make air travel more enjoyable for two 40 somethings.We are flying Oneworld.QA,BA,AA.Thank you in advance.