3 Intriguing Results Testosterone’s Effect on Men from a Scientific Study

1. Men with higher levels of testosterone were less generous towards strangers while men with lower levels of testosterone were more generous.
2. Men with elevated testosterone were more likely to use their own money punish those who were ungenerous toward them.
3. Elevated levels of testosterone encourages men to transform from behaving selflessly to behaving selfishly.
4. J. Zak, R. Kurzban, S. Ahmadi, R. S. Swerdloff, J. Park, et al. “Testosterone Administration Decreases Generosity in the Ultimatum Game,” PLoS ONE 4, no. 12 [Dec. 2009]: 1-7.

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