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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Fig. 1: Testosterone levels.


  1. 1.

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

    Article  Google Scholar 

  2. 2.

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

    CAS  Article  Google Scholar 

  3. 3.

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

    Article  Google Scholar 

  4. 4.

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

    CAS  Article  Google Scholar 

  5. 5.

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

    Article  Google Scholar 

  6. 6.

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

    Article  Google Scholar 

  7. 7.

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

    Article  Google Scholar 

  8. 8.

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

    CAS  Article  Google Scholar 

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Correspondence to Aaron D. Blackwell.

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Blackwell, A.D. Childhood conditions set the balance. Nat Ecol Evol 2, 1061–1062 (2018).

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