Respiratory syncytial virus (RSV) is often associated with infants and young children, but can also affect adults. One of the hallmark symptoms of RSV in adults can be wheezing, a high-pitched whistling sound when breathing. This occurs when the infection causes inflammation and narrowing of the airways, making it harder for air to pass through. While mild cases may feel like a common cold, RSV can sometimes lead to more serious respiratory issues. For same-day ...