Weegy: Identifying an individual's genetically influenced health risks could increase their potential to achieve optimal health. TRUE. User: Why is there a natural limit to human population growth? a. Humans cannot impact limiting factors, so population growth must be limited. b. Human population growth is limited solely by human activity, such as war. c. Humans can reduce the effect of certain limiting factors in the short term, but in the long term resource limitations will impact human population growth. d. There is a natural limit to population growth, because human reproduction occurs at a very slow rate. (More)