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Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats
06:38

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What is in our environment that effects puberty?

Marisa M Fisher1, Erica A Eugster1

  • 1Department of Pediatrics, Section of Pediatric Endocrinology, Riley Hospital for Children, Indiana University School of Medicine, 705 Riley Hospital Drive, Room 5960, Indianapolis, IN 46202, United States.

Reproductive Toxicology (Elmsford, N.Y.)
|April 23, 2013
PubMed
Summary

Early puberty onset is linked to environmental factors. Research reviews intrinsic, natural, and chemical endocrine disruptors, finding mixed evidence on their impact on children's pubertal timing.

Keywords:
Bisphenol-AEndocrine disrupting chemicalsPesticidesPhthalatesPhytoestrogensPuberty timing

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Area of Science:

  • Pediatric Endocrinology
  • Environmental Health
  • Reproductive Biology

Background:

  • Growing evidence suggests puberty onset is occurring earlier in children.
  • Environmental exposures are a significant concern influencing this trend.
  • Clinical awareness and research are needed to understand these environmental effects.

Purpose of the Study:

  • To review current scientific understanding of environmental influences on pubertal timing.
  • To focus on factors with substantial existing scientific evidence.
  • To examine intrinsic, natural, and chemical endocrine disruptors.

Main Methods:

  • Comprehensive literature review of studies on environmental factors and pubertal timing.
  • Analysis of research on intrinsic individual factors.
  • Evaluation of evidence for naturally occurring and chemical endocrine disruptors.

Main Results:

  • Evidence was found both supporting and refuting the role of specific environmental factors.
  • The impact of intrinsic factors, natural endocrine disruptors, and chemical endocrine disruptors was examined.
  • No single factor definitively explains the changes in pubertal timing.

Conclusions:

  • Pubertal timing is likely influenced by a complex interplay of multiple environmental aspects.
  • Further research is crucial to understand the effects of diverse and specific environmental exposures.
  • A holistic view of environmental influences is necessary for a complete understanding.