Each year, seasonal flu sickens about 1 billion people worldwide and causes approximately 290,000 to 650,000 respiratory ...

Common cold symptoms tend to affect the upper airways, like the nose, head, and throat. Learn how symptoms progress with a ...

People are being urged to take influenza and other respiratory diseases seriously and get vaccinated before cold weather ...

Mar. 25, 2025 — Early animal studies show that a single vaccine could protect the recipient from different variants of the coronaviruses that cause COVID-19, the flu and the common cold.

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.