The Deerfield, Illinois-based chain said it is offering flu shots to patients who are 3 years old and up.

Walgreens is now offering flu shots nationwide for patients three years and older, with convenient walk-in availability and appointments at pharmacies across the country. Patients can choose the ...

Is it flu season yet? Not quite. Flu season typically runs from October to May, with activity peaking during the colder months. It's "not possible to predict what each flu season will be like," ...