The war inside
Cold and flu viruses compete for precious resources in your respiratory tract, making it less likely you'll develop one if you have the other.
Cold and flu viruses compete for precious resources in your respiratory tract, making it less likely you'll develop one if you have the other.
Kids with respiratory infections may have higher risks for lung function problems in adulthood.
Even the common cold was linked to a 13-fold increased risk for about a week.
Proteins in nasal mucus might reveal if respiratory infection is caused by virus or bacteria.