Note: All individuals are eligible to participate in the program; however only those who meet the inclusion criteria will be included in the analysis. Those who meet the exclusion criteria will not be included in the analysis. Pregnant women and individuals who answered yes to the safety questionnaire will receive the following message on the website and in an email: If you answered yes to any of the exercise safety questions, we recommend that you obtain clearance from your physician prior to changing your exercise program. Individuals will tick a box "I have read this message"