Eight out of ten COVID-related deaths in the U.S. have been in adults 65 years old and older, reports the Centers for Disease Control, while up to 70 percent of COVID-19 hospitalizations are of people aged 85 or older in certain communities. Experts discuss the social, structural and physiological reasons for the higher infection and mortality rates among older adults, and what can be done to mitigate the impact of the virus on our elderly population.