RSV and a common cold can look very similar at first. Both may cause a runny nose, congestion, cough, and fatigue, but RSV can sometimes lead to more serious breathing problems, particularly in young children, older adults, and people with certain health conditions. Paying attention to how symptoms develop can help you decide when to manage them at home and when to seek medical care. At AFC Urgent Care North Waltham in Waltham, we provide ...