Ann's daughter, Chloe, has just experienced her menarche at age 12. Chloe has normal body weight with a lot of physical activity in her day. Ann remembers that she had her menarche at age 13 while her mother, Chloe's grandmother, experienced hers at age 14. This exemplifies the ______.

Question

Quizplus · Accepted Answer

The secular trend refers to the pattern of earlier onset of puberty over generations, as seen in Chloe experiencing menarche earlier than her mother and grandmother.

Ann's Daughter, Chloe, Has Just Experienced Her Menarche at Age