number 1:The law of diminishing marginal returns states that adding an additional factor of production results in smaller increases in output. After some optimal level of capacity utilization, the addition of any larger amounts of a factor of production will inevitably yield decreased per-unit incremental returns.
Provide overall fitness while focusing on specific areas at different times
The providing of accurate health information in such a way as to influence people to change attitudes so that they take positive action about their health.