US girls got their first periods increasingly earlier over the last 50 years, new study finds
www.theguardian.com
Trend is especially pronounced among Black, Hispanic and Asian participants, and those who report lower socioeconomic status
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The original was posted on /r/collapse by /u/f0urxio on 2024-05-30 02:35:24+00:00.

Original Title: Study finds US girls got their 1st periods increasingly earlier over last 50 years: “First period can signal physical and psychosocial problems later in life”. One hypothesis is environmental exposure to endocrine-disrupting chemicals such as pesticides and microplastics