As part of the same study, Teresa Seeman, a social epidemiologist at the University of Southern California in Los Angeles, found a connection between self-esteem and stress in people over 70.
People candidly deny the possibility of gods outside of their own belief system, yet become very defensive when someone reciprocates that point of view.
Such conditions prevail throughout much of northern South America and Cuba, but many Central American savannas, as well as coastal areas of Brazil and the island of Trinidad, do not fit this pattern.
Owens and Olson hypothesize that the presence of carotenoids, as signaled by coloration, would be meaningful in the context of mate selection if carotenoids were either rare or required for health.
There's always a constant fear of falling behind everyone else on the socially perpetuated "race to the finish line", whether that be toward graduate school, medical school or a lucrative career.