Millions of people in the U.S. are caregivers for their family members and other loved ones, providing billions of dollars worth of unpaid care to loved ones with dementia, cancer, and other long-term illnesses. William Haley, PhD, of the University of South Florida, discusses the mental and physical health effects of caregiving, interventions that can help buffer caregivers against stress, how society could better support caregivers, and how caregiving can be a source of strength as well as stress.

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