Likeability and perceived effectiveness of messages designed to encourage physical activity participation among older adults.

Results provide insights into the types of messages that are likely to be accepted by older adults. Statements that use the phonological patterns of rhyming or alliteration are likely to be especially well received. SO WHAT?: Increasing participation in physical activity among older adults is critical to promoting the sustainability of health care systems and enhancing quality of life. The specific messaging attributes identified in the present study as being effective could be used by public health practitioners to inform their approach to physical activity messaging to older adults and incorporated into future health communication campaigns to increase their potential effectiveness with this target group.