What tick tests can—and can't—tell you

It's quick to spot a tick, but harder to know if that tick carries Lyme disease. Emergency room visits for tick bites provide important data for the Centers for Disease Control and Prevention, but doctors often cannot immediately ...

Supermarket receipts show trends in menstrual pain relief

More than a quarter of women buying menstrual products also purchase pain relief at the same time—and those in lower-income areas are significantly less likely to do so—according to a new study published this week in PLOS ...

Obesity may influence how breast cancer spreads

Obesity may change how early-stage breast cancer becomes invasive, according to a study by University of Oklahoma researchers published in The American Journal of Pathology.

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