Oncology & Cancer

Early menarche may add to risk of ER- breast CA in black women

(HealthDay)—Age at menarche could play a role in development of estrogen receptor-negative (ER−) breast cancers among African-American women, according to a study published in the September issue of the Journal of the ...

Pediatrics

Young age at menarche doesn't equate to earlier sex

(HealthDay)—Younger age at menarche (AAM) does not confer increased risk of early first sexual intercourse (FSI), according to a study published online Nov. 11 in Pediatrics.

Health

Study shows calories drive earlier puberty

(Medical Xpress) -- Environmental pollutants, eating habits, lack of exercise and genetic traits have all been raised as possible causes of earlier puberty onset in girls in recent years.

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