"Rising Norovirus Cases in US Northeast, According to CDC Data"

Norovirus cases are increasing in the US, particularly in the Northeast, with over 12% of tests coming back positive for the virus, according to CDC data. The virus, which causes gastrointestinal symptoms, is most common in crowded environments and can spread through direct contact, contaminated food or surfaces. Symptoms include diarrhea, vomiting, nausea, and stomach pain, and there is no specific treatment. Prevention measures include handwashing, rinsing fruits and vegetables, and thorough cooking of shellfish. The FDA has issued an advisory regarding potential norovirus contamination in certain oysters from Baja California and Mexico.