The New Puberty

Louise Greenspan and Julianna Deardorff

Puberty echoes within perimenopause symptoms

Mothers may guide daughters through bodily change while reconsidering how their own puberty was explained—or ignored. Greenspan and Deardorff review earlier development, hormones, environmental exposures, body composition, stress, and the social pressures surrounding girls’ changing bodies. Perimenopause symptoms are biologically different, yet both transitions can benefit from accurate language, calm observation, and medical attention when patterns are concerning. In the context of women’s midlife health, the book supports intergenerational conversations without shame. Adults can discuss periods, breasts, body hair, mood, food, and boundaries before anxiety fills the silence, while resisting the idea that earlier development automatically means emotional readiness.

About Louise Greenspan and Julianna Deardorff

Louise Greenspan and Julianna Deardorff collaborated as investigators in a long-running study of girls’ earlier puberty. Their partnership combines pediatric endocrinology with developmental psychology, allowing the book to connect biological timing with family stress, environment, and social experience.

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