Credit: Casetify, Glossier, Kimoli, Stanley / Mashable Composite Trends among teen girls are an ever-changing hellscape. Even millennials — people who are not that old, thank you very much ...
Eliminating current physical activity disparities between male and female youth in the United States could save around $780 million for each new cohort of six-to-17-year-olds, according to a new study ...