Moderna’s testing a single shot that covers both flu and COVID-19, and early results show it sparks a stronger immune response in folks 50+. Side effects? Just the usual sore arm, fatigue, and headaches. But the FDA wants more proof it actually keeps people from getting sick before giving the green light. Would you get a combo shot if it meant fewer trips to the pharmacy? #VaccineNews #Moderna #FluShot #COVID19 #HealthUpdate #Health