While the cost of elder care in the United States, whether paid for by Medicare, Medicaid or out-of-pocket, is substantial, most care is provided by family members for no compensation. Yet the burden on those family members can also be huge in terms of forgoing paid employment or work opportunities, time with family and friends, and general exhaustion. An issue brief recently published by the Center for Retirement Research at Boston College examines these costs, policies that can support family caregivers, and their preferences as expressed in focus groups. Here are some of its findings: In 2021, there were about 38 million family caregivers in the United States who are estimated to have provided 36 billion hours of assistance to their family…