An Associate RN, or registered nurse, is one who has achieved an Associate's Degree in nursing and works in patient care and education. Associate RNs also assist in patient care evaluations and discharge planning once patients are ready to return home.
The common cold contagious period may begin two to three days before symptoms appear and lasts about two weeks. As explained in this eMedTV article, the peak of the common cold contagious period usually occurs between day 2 and day 4 of the cold.
According to the National Institutes of Health (NIH) (link is external), colds are most contagious two to four days after original exposure (whether or not symptoms have developed), when there is plenty of the virus present in nasal secretions.