It is completely normal.
No, it takes the polio virus to cause polio. The polio virus can be defeated by having a polio vaccination.
If you are infected with the herpes virus, then yes you can.
It is normal for an unhealthy person to faint with the common cold please see your doctor ASAP.
The flu virus is pervasive in that it is a common virus which is spread from person to person generally in the cold months. There are several sub-categories of the flu virus, and the flu shot will usually contain 2 or three of these variations annually.
Yes it's normal, you have a tiny tube that runs from your ears to the back of your throat, this can get blocked with flem and cause the sensation you describe.
active virus
Yes a virus does cause the common cold.
Cold sores are caused by a virus HSV-type 1.Yes oral herpes is a viral infection.
Cold sores are not caused by organisms, they are caused by a virus called oral herpes.
It's certainly a common situation.
A cold or other type of virus or bacterial infection.
Cold sores are caused by the herpes virus, not by the HIV virus.