Reservations are recommended, but not required
Sample weighted data were descriptively analysed and compared across substances
It is found in Australia, warmer parts of Europe, temperate Asia, Canarian Archipelago, New Zealand, the United States, Mexico, Hawaii, and Sub-Saharan Africa (including Kenya and Tanzania, where it is invasive, as well as Uganda)
Examples include a program that reimburses employees for all or part of their membership in a fitness center or a diagnostic testing program that provides a reward for participation, does not base any part of the reward on outcomes, and where there is not a health reason someone could not engage in the program