Inclusion Criteria:  Age 55 years or older Flagged response on CANHEART Index (Maclagan et al., 2014) (response of "yes" to having high blood pressure) Insufficient self-reported physical activity relative to guidelines of 150 minutes of moderate to vigorous physical activity per week. No current or planned enrolment in programming similar to the intervention No current diagnosis of cardiovascular disease No medical conditions that make it unsafe to engage in physical activity Available for all intervention sessions Comfortable using videoconferencing Comfortable reading and communicating in English  Score on the self-compassion scale will be monitored in order to ensure equal enrolment of participants scoring low, moderate, and high on the self-compassion scale (Neff, 2021). Eligibility criteria may be adjusted according to self-compassion score in order to represent the full range of possible self-compassion scores.  Exclusion Criteria:  Being under 50 years old No flagged response on CANHEART Index (Maclagan et al., 2014) (response of "no" to having high blood pressure) Self-report meeting or exceeding guidelines of 150 minutes of moderate to vigorous physical activity per week. Current or planned enrolment in programming similar to the intervention Current diagnosis of cardiovascular disease Medical conditions that make it unsafe to engage in physical activity Not available for all intervention sessions Not comfortable using videoconferencing No comfortable reading and communicating in English