Clinical trials that help test future treatments depend on a diverse group of participants. This means people of different ages, sexes, races, backgrounds, and more. Participants ages 65 and older are especially key.

Many older adults have special health needs. The also react differently to certain drugs or need different doses. They’re also more likely to have age-related diseases like Alzheimer’s, cataracts, and arthritis.

The National Institute on Aging has a chart on the benefits of participating in clinical trials for older adults. Find more information about clinical trials and where to find one near you.