title: Demographic shifts--the age wave.
authors.forename: Ken
authors.initials: K
authors.lastname: Dychtwald
mesh_terms: D000368:Aged; D001294:Attitude to Health; D002908:Chronic Disease / Q000453:epidemiology; D005544:Forecasting; D006301:Health Services Needs and Demand / Q000639:trends*; D006299:Health Services for the Aged / Q000639:trends*; D006801:Humans; D008136:Longevity; D008875:Middle Aged; D011157:Population Dynamics; D011788:Quality of Life; D012922:Social Change; D014481:United States / Q000453:epidemiology