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Medicare Spends More on Socially Isolated Older Adults

Medicare Spends More on Socially Isolated Older Adults

Studies have shown that socially isolated older adults are at greater risk for poor health and death than their well-connected counterparts. Now a new study—the first to examine whether social isolation also affects health care spending among older adults—finds that a lack of social contacts among older…
How Social Isolation Transforms the Brain

How Social Isolation Transforms the Brain

Chronic social isolation has debilitating effects on mental health in mammals—for example, it is often associated with depression and post-traumatic stress disorder in humans. Now, a team of Caltech researchers has discovered that social isolation causes the build-up of a particular chemical in the brain, and that…
Social isolation, cognitive reserve, and cognition in healthy older people

Social isolation, cognitive reserve, and cognition in healthy older people

There is evidence to suggest that social isolation is associated with poor cognitive health, although findings are contradictory. One reason for inconsistency in reported findings may be a lack of consideration of underlying mechanisms that could influence this relationship. Cognitive reserve is a theoretical concept that may…
Late Life Social Activity and Cognitive Decline in Old Age

Late Life Social Activity and Cognitive Decline in Old Age

Tracking elderly people without dementia over 12 years, researchers found that staying socially active reduced the rate of cognitive decline by 70%.We examined the association of social activity with cognitive decline in 1138 persons without dementia at baseline with a mean age of 79.6 (SD = 7.5)…
Loneliness is Toxic: A 75-year study of 724 Men

Loneliness is Toxic: A 75-year study of 724 Men

Harvard University tracked 724 men over 75 years and discovered that more than education, more than economic standing, more than anything else in life, good relationships keep us happier and healthier. In this talk, psychiatrist Robert Waldinger shares three important lessons learned from the study as well…
Cardiorespiratory Fitness in Middle Age and Health Care Costs in Later Life

Cardiorespiratory Fitness in Middle Age and Health Care Costs in Later Life

A 2015 study in the Journal of American College of Cardiology found that average annual health care costs were significantly lower for participants aged 65 years or older with high midlife fitness than with low midlife fitness in both men and women. Physical inactivity is a global pandemic,…