1875-1955 1875-1961 1936- 2006d-544 20thcentury adulthood aged agefactors ageingpersonaladjustment aging agingwell alternativemedicine americanfiction(fictionalworksbyoneauthor) americanhumorists americanhumorousstories americanpoetry americanwitandhumor anecdotes appliedpsychology aschenbach attitudes australia babyboomgeneration biography brain caregivers casestudies conductoflife congresses consumerinformation contemporary criticismandinterpretationmann cross-culturalstudies daryl developmental developmentalpsychology diet divorce dutchwitandhumor elderly endocrinology english essays etc exercisetherapy experimental fam046000psy043000 family familyrelationships feminismandeducation fiction fitness form general gustavvon(fictitiouscharacter) gynecology handbooks health healthandhygiene healthaspects homosexuality humor humorists humorouspoetry jung jungianpsychology life lifechangeevents lifeskillsguides lifespandevelopment lifestages longitudinalstudies lovestories malehomosexuality man-womanrelationships mann manuals marriage medications memoryimprovement menopause mentaldisorders metabolism middle-agedmen middle-agedpersons middle-agedwomen middleaged middleagedpersons midlifecrisis miscellaneous miscellaneoushumor moarlandethicalaspects mortality motivation movements newyork(state) newyorktimesbestseller newyorktimesreviewed nonfiction nyt:paperback-nonfiction=2019-06-23 obsessive-compulsivedisorder obstetrics oldage olderpeople parentandchild phasesoflife physiology poetry popularpsychology psy044000psy039000psy031000 psychiatry psychoanalysis psychological psychologicalaspects psychologicalself-help psychology pt5001-5980 rainforests rejuvenation relationships romance sandwichgeneration self-actualization(psychology) self-actualization(psychology)inmiddleage self-esteem self-help self-improvement sharp shortstories singlepeople socialaspects socialpsychology spouses stress success tasmania thomas transpersonal triathlon unitedstates well-being wl300c6777m2005 women'shealth womenteachers wt150s984m1978 yoga