Colds is a contagious disease caused by a virus in the upper respiratory tract , but mainly affects the nose. Symptoms include cough , sore throat , runny nose , sneezing and fever usually resolve within 7 to 10 days, the symptoms may last until week 3. Over 200 strains of virus -related causes get a cold; strains ofrhinovirus is the most common cause. Colds mainly affects the nose , throat ( sore throat ), and sinusitis ( sinus infection ).These symptoms are caused by the system immune response of the body to the virus and not caused by a virus. Mainly how to prevent wash your hands and avoid talking directly with patients. Colds no cure, but there are ways to treat the symptoms caused by the disease. Colds are contagious disease is most common in people, it accompanies mankind from the ancient times.
Sore throat, also known as throat pain, is pain or irritation of the throat. It is usually caused by pharyngitis (inflammation of the throat) or tonsillitis (inflammation of the tonsils). It can also result from trauma. A sore throat is pain anywhere in the throat. In the United States there are about 2.4 million emergency department visits with throat-related complaints per year.
