As fall settles into Southwest Charlotte, cooler mornings, busy school schedules and more time spent indoors can make it easier for respiratory illnesses to spread. A runny nose or scratchy throat might seem like no big deal at first, but what happens when symptoms get worse, a fever develops or a cough just won’t let up? The common cold, influenza (flu) and respiratory syncytial virus (RSV) can cause similar symptoms, making it difficult to ...