Is dry cough sour throut and head ach contageuse?

Yes.

- A dry cough, sore throat, and headache are all symptoms of the common cold or (also known as upper respiratory tract infection) which is contagious. They are caused by viruses that can spread through contact with an infected person or through the air.

Here are some tips to prevent the spread of contagious illnesses:

* Wash your hands frequently with soap and water, especially after coughing or sneezing.

* Avoid touching your face, especially your eyes, nose, and mouth.

* Cover your cough or sneeze with a tissue and throw the tissue away immediately.

* Stay home if you are sick to avoid spreading the virus to others.

* Get vaccinated against the flu and other contagious illnesses.