Oneparticipantatthemarathongrouptrainingwho'sconfidencehasimprovedisJulieAalund.Shehaspreviouslyrun2NykreditCopenhagenMarathonsandisnowonherthirdseasonoffreemarathongrouptraining.

Please segment the words:
One participant at the marathon group training who's confidence has improved is Julie Aalund. She has previously run 2 Nykredit Copenhagen Marathons and is now on her third season of free marathon group training.