Tree pollen season has begun in South Carolina while cold and flu viruses are still circulating, which can confuse patients.

While three illnesses — flu, the cold and COVID-19 — share some commonalities, key differences set them apart. Experts recommend several steps, including vaccination, to stay healthy.

While three illnesses — flu, the cold and COVID-19 — share some commonalities, key differences set them apart. Experts recommend several steps, including vaccination, to stay healthy. The Michigan ...

But with COVID-19, the flu, respiratory syncytial virus, or RSV, and just the common cold all floating around and all sharing several similar symptoms, how are you supposed to know what you might ...