The U.S. government is preparing to breed billions of flies and drop them from airplanes over Mexico and even southern Texas.

JACKSONVILLE, Fla. – Each week leading up to the Gate River Run on March 20, H2 Health will provide tips for runners. We’ve focused on hamstrings before during our path to the River Run. But this week, physical therapist Michael Bailey covers two very easy ways to gauge just how flexible those muscles are. Hamstrings need to be stretched. That’s effectively going to pull your pelvis bones back where they belong, before you run and after you run.”