What are the causes of widespread cold symptoms and why there is a method required for recovery?

Symptoms Causes the comments: Siena question : What are the causes of the symptoms of colds and why it is a essential process for the recovery I know that if you have a cold, the blood vessels in her nose (membranes) so that the inflamed nasal congestion .... and other mucus production is accelerated runny nose .... This makes it all feasible? To fight for our immune system to the cold virus, why is it required, a condition that can make us sicker than the virus we? And headaches and glands

Bacterial Vaginal Infection