Girls who drink sugary soda more often are more likely to start their menstrual cycles at a younger age, according to a new study (pdf) out of Harvard Medical School. Researchers analyzed data from 5,583 girls in the Growing up Today Study (GUTS), surveying American children from 1996 to 2001, beginning when they were between the ages of 9 to 14. The study, published in the journal Human Reproduction, found […]