A cold is a viral infection that primarily affects the nose and throat, causing symptoms such as congestion, runny nose, coughing, and sneezing.
Cold cheat sheet for homework
Sinusitis: Inflammation of the sinuses often caused by a cold or allergies.
Rhinovirus: The most common type of virus responsible for causing the common cold.
Olfactory receptors: Specialized cells in our nose that detect smells.