adolescent adolescentbehavior adolescenten adolescentpsychology aspectpsychologique attitudetohealth bereavement decisionmaking deuil habitudessanitaireschezl'adolescent healthbehavior healthbehaviorinadolescence healthpromotion hospicecare incertitude investeringen medischepsychologie onroerendgoed prisededecision prisededécision prisederisquechezl'adolescent promotiondelasante promotionimmobiliere promotionimmobilière psychologicalaspects realestatedevelopment risk risk-taking risk-taking(psychology)inadolescence risk-takinginadolescence risque soinsenphaseterminale uncertainty