ACTIVE.com is the leading online community for people who want to discover learn about share register for and ultimately participate in activities about which they are passionate. Millions of active individuals visit ACTIVE.com each month to search and register online for races events team sports and recreational activities interact with others who have similar interests start online training programs and access nutrition fitness and training tips.ACTIVE.com is the leading online community for people who want to discover learn about share register for and ultimately participate in activities about which they are passionate. Millions of active individuals visit ACTIVE.com each month to search and register online for races events team sports and recreational activities interact with others who have similar interests start online training programs and access nutrition fitness and training tips.