Extension of useful life.
D000368:Aged; D000375:Aging; D005260:Female; D005853:Geriatrics; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000534:rehabilitation; D008136:Longevity; D008297:Male; D009203:Myocardial Infarction / Q000534:rehabilitation; D009520:New Zealand; D011315:Preventive Medicine; D012179:Retirement; D012924:Social Conditions; D014830:Vocational Guidance