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People with a history of cognitively stimulating occupations during their 30s, 40s, 50s, and 60s had a lower risk of mild cognitive impairment (MCI) and dementia after age 70, according to a new study from Columbia University Mailman School of Public Health, the Columbia Aging Center, and the Norwegian Institute of Public Health.
Sen. John McCain still held office in the U.S. Senate when he died at age 81, six years past his expiry date according to his daughter's proposed rules.