The outbreak of Novel H1N1 flu virus in 2009 caused widespread anxiety throughout the world. However, the incidence of this flu was lower than anticipated. You may read more about H1N1 and its progress at http://www.cdc.gov/h1n1flu/cdcresponse.htm.

Briefly describe the timeline of this outbreak and how it was investigated. Discuss why you think the incidence was low; include human and environmental factors that could have contributed. Be sure to support your opinions with scholarly evidence from your readings.