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Nigel Barber Ph.dPsychology Today |
From shared territories and play, to politics and pay, animals may negotiate.
Our ancestors offer clues about how hard we can, and should, work.
Elite status has echoes of testosterone-driven primate dominance.
Inactive youngsters plus fast food tends to equal obesity.
We get stress and are deprived of close physical contact that neutralizes it.
A surge in testosterone after winning sheds light on the joy of victory.
Residents of highly unequal countries are at greater risk of obesity.
Good fortune promotes health whereas poverty shortens life expectancy.