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Childhood conditions set the balance

A comparison of men who migrated from Bangladesh to the United Kingdom at different ages, alongside men who were lifelong residents of both countries, reveals that early environments determine levels of reproductive hormones and secondary sexual characteristics.

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  1. 1.

    Bribiescas, R. G. Ann. NY Acad. Sci. 1204, 54–64 (2010).

  2. 2.

    Trumble, B. C. et al. J. Gerontol. A 70, 1262–1268 (2015).

  3. 3.

    Magid, K., Chatterton, R. T., Ahamed, F. U. & Bentley, G. R. Nat. Ecol. Evol. (2018).

  4. 4.

    Richman, R. A. & Kirsch, L. R. N. Engl. J. Med. 319, 1563–1567 (1988).

  5. 5.

    Blackwell, A. D., Snodgrass, J. J., Madimenos, F. C. & Sugiyama, L. S. Am. J. Hum. Biol. 22, 836–848 (2010).

  6. 6.

    Núñez-de la Mora, A., Chatterton, R. T., Choudhury, O. A., Napolitano, D. A. & Bentley, G. R. PLoS Med. 4, e167 (2007).

  7. 7.

    Vitzthum, V. J. Am. J. Phys. Anthropol. 140 (Suppl.), 95–136 (2009).

  8. 8.

    Ellison, P. T. Hum. Reprod 17, 3251–3253 (2002).

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The author declares no competing interests.

Correspondence to Aaron D. Blackwell.

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Fig. 1: Testosterone levels.