The Centers for Disease Control and Prevention (CDC) and public health officials in several states, including Oregon, are investigating a multi-state outbreak of E. coli O121.
Only one case of E. coli connected to the organic carrot outbreak has been reported in Colorado, but CDC officials said the true number of infections could be much higher.
Amid the ongoing McDonald's E. coli investigation, Fox News Digital spoke with several food safety experts about the most prevalent foodborne illnesses and how to prevent them.