Figures & data
Table 1 Summary of human studies reporting effects of competition on androgen levels (sorted by year of publication)
Mazur A, Lamb TA. Testosterone, status, and mood in human males. Horm Behav. 1980;14(3):236–246. Elias M. Serum cortisol, testosterone, and testosterone-binding globulin responses to competitive fighting in human males. Aggress Behav. 1981;7(3):215–224. Booth A, Shelley G, Mazur A, Tharp G, Kittok R. Testosterone, and winning and losing in human competition. Horm Behav. 1989;23(4):556–571. Gladue BA, Boechler M, McCaul KD. Hormonal response to competition in human males. Aggress Behav. 1989;15(6):409–422. Mazur A, Booth A, Dabbs JM Jr. Testosterone and chess competition. Soc Psychol Q. 1992;55(1):70–77. McCaul KD, Gladue BA, Joppa M. Winning, losing, mood, and testosterone. Horm Behav. 1992;26(4):486–504. Mazur A, Susman EJ, Edelbrock S. Sex difference in testosterone response to a video game contest. Evol Hum Behav. 1997;18(5):317–326. Bernhardt PC, Dabbs JM, Fielden JA, Lutter CD. Testosterone changes during vicarious experiences of winning and losing among fans at sporting events. Physiol Behav. 1998;65(1):59–62. Gonzalez-Bono E, Salvador A, Serrano MA, Ricarte J. Testosterone, cortisol, and mood in a sports team competition. Horm Behav. 1999;35(1):55–62. Schultheiss OC, Campbell KL, McClelland DC. Implicit power motivation moderates men’s testosterone responses to imagined and real dominance success. Horm Behav. 1999;36(3):234–241. Suay F, Salvador A, González-Bono E, et al. Effects of competition and its outcome on serum testosterone, cortisol and prolactin. Psychoneuroendocrinology. 1999;24(5):551–566. González-Bono E, Salvador A, Ricarte J, Serrano MA, Arnedo M. Testosterone and attribution of successful competition. Aggress Behav. 2000;26(3):235–240. Serrano MA, Salvador A, González-Bono E, Sanchís C, Suay F. Hormonal responses to competition. Psicothema. 2000;12(3):440–444. Filaire E, Maso F, Sagnol M, Ferrand C, Lac G. Anxiety, hormonal responses, and coping during a judo competition. Aggress Behav. 2001;27(1):55–63. Bateup HS, Booth A, Shirtcliff EA, Granger DA. Testosterone, cortisol, and women’s competition. Evol Hum Behav. 2002;23(3):181–192. Schultheiss OC, Rohde W. Implicit power motivation predicts men’s testosterone changes and implicit learning in a contest situation. Horm Behav. 2002;41(2):195–202. Wagner JD, Flinn MV, England BG. Hormonal response to competition among male coalitions. Evol Hum Behav. 2002;23(6):437–442. Kivlighan KT, Granger DA, Booth A. Gender differences in testosterone and cortisol response to competition. Psychoneuroendocrinology. 2005;30(1):58–71. Schultheiss OC, Wirth MM, Torges CM, Pang JS, Villacorta MA, Welsh KM. Effects of implicit power motivation on men’s and women’s implicit learning and testosterone changes after social victory or defeat. J Pers Soc Psychol. 2005;88(1):174–188. Edwards DA, Wetzel K, Wyner DR. Intercollegiate soccer: saliva cortisol and testosterone are elevated during competition, and testosterone is related to status and social connectedness with team mates. Physiol Behav. 2006;87(1):135–143. Josephs RA, Sellers JG, Newman ML, Mehta PH. The mismatch effect: when testosterone and status are at odds. J Pers Soc Psychol. 2006;90(6):999–1013. Mehta PH, Josephs RA. Testosterone change after losing predicts the decision to compete again. Horm Behav. 2006;50(5):684–692. Parmigiani S, Bartolomucci A. In judo, Randori (free fight) and Kata (highly ritualized fight) differentially change plasma cortisol, testosterone, and interleukin levels in male participants. Aggress Behav. 2006;32(5):481–489. Stanton SJ, Schultheiss OC. Basal and dynamic relationships between implicit power motivation and estradiol in women. Horm Behav. 2007;52(5):571–580. van Anders SM, Watson NV. Effects of ability- and chance-determined competition outcome on testosterone. Physiol Behav. 2007;90(4):634–642. Carré JM, McCormick CM. Aggressive behavior and change in salivary testosterone concentrations predict willingness to engage in a competitive task. Horm Behav. 2008;54(3):403–409. Carré JM. No place like home: testosterone responses to victory depend on game location. Am J Hum Biol. 2009;21(3):392–394. Carré JM, Putnam SK, McCormick CM. Testosterone responses to competition predict future aggressive behaviour at a cost to reward in men. Psychoneuroendocrinology. 2009;34(4):561–570. Edwards DA, O’Neal JL. Oral contraceptives decrease saliva testosterone but do not affect the rise in testosterone associated with athletic competition. Horm Behav. 2009;56(2):195–198. Hamilton LD, van Anders SM, Cox DN, Watson NV. The effect of competition on salivary testosterone in elite female athletes. Int J Sports Physiol Perform. 2009;4(4):538–542. Mehta PH, Wuehrmann EV, Josephs RA. When are low testosterone levels advantageous? The moderating role of individual versus intergroup competition. Horm Behav. 2009;56(1):158–162. Oliveira T, Gouveia MJ, Oliveira RF. Testosterone responsiveness to winning and losing experiences in female soccer players. Psychoneuroendocrinology. 2009;34(7):1056–1064. Pound N, Penton-Voak IS, Surridge AK. Testosterone responses to competition in men are related to facial masculinity. Proc Biol Sci. 2009;276(1654):153–159. Stanton SJ, Beehner JC, Saini EK, Kuhn CM, Labar KS. Dominance, politics, and physiology: voters’ testosterone changes on the night of the 2008 United States presidential election. PLoS One. 2009;4(10):e7543. Carré JM, Gilchrist JD, Morrissey MD, McCormick CM. Motivational and situational factors and the relationship between testosterone dynamics and human aggression during competition. Biol Psychol. 2010;84(2):346–353. Edwards DA, Kurlander LS. Women’s intercollegiate volleyball and tennis: effects of warm-up, competition, and practice on saliva levels of cortisol and testosterone. Horm Behav. 2010;58(4):606–613. Oxford J, Ponzi D, Geary DC. Hormonal responses differ when playing violent video games against an ingroup and outgroup. Evol Hum Behav. 2010;31(3):201–209. Steiner ET, Barchard KA, Meana M, Hadi F, Gray PB. The deal on testosterone responses to poker competition. Curr Psychol. 2010;29(1):45–51. van der Meij L, Buunk AP, Almela M, Salvador A. Testosterone responses to competition: The opponent’s psychological state makes it challenging. Biol Psychol. 2010;84(2):330–335. Slatcher RB, Mehta PH, Josephs RA. Testosterone and self-reported dominance interact to influence human mating behavior. Soc Psychol Personal Sci. 2011;2(5):531–539. Costa R, Salvador A. Associations between success and failure in a face-to-face competition and psychobiological parameters in young women. Psychoneuroendocrinology. 2012;37(11):1780–1790. Jiménez M, Aguilar R, Alvero-Cruz JR. Effects of victory and defeat on testosterone and cortisol response to competition: evidence for same response patterns in men and women. Psychoneuroendocrinology. 2012;37(9):1577–1581. Trumble BC, Cummings D, von Rueden C, et al. Physical competition increases testosterone among Amazonian forager-horticulturalists: a test of the ‘challenge hypothesis’. Proc Biol Sci. 2012;279(1739):2907–2912. van der Meij L, Almela M, Hidalgo V, et al. Testosterone and cortisol release among Spanish soccer fans watching the 2010 World Cup final. PLoS One. 2012;7(4):e34814. Zilioli S, Watson NV. The hidden dimensions of the competition effect: basal cortisol and basal testosterone jointly predict changes in salivary testosterone after social victory in men. Psychoneuroendocrinology. 2012;37(11):1855–1865. Carré JM, Campbell JA, Lozoya E, Goetz SM, Welker KM. Changes in testosterone mediate the effect of winning on subsequent aggressive behaviour. Psychoneuroendocrinology. 2013;38(10):2034–2041. Denson TF, Mehta PH, Ho Tan D. Endogenous testosterone and cortisol jointly influence reactive aggression in women. Psychoneuroendocrinology. 2013;38(3):416–424. Oliveira GA, Uceda S, Oliveira T, Fernandes A, Garcia-Marques T, Oliveira RF. Threat perception and familiarity moderate the androgen response to competition in women. Front Psychol. 2013;4:389.