Final answer:
Enterovirus infections typically occur during summer and early fall, and school-aged children are at the highest risk.
Step-by-step explanation:
Enterovirus infections typically occur during summer and early fall, and school-aged children are at the highest risk. These infections are commonly spread through fecal-oral route, contaminated surfaces, or by close contact with infected individuals. Enteroviruses can cause a range of symptoms including fever, rash, respiratory symptoms, and gastrointestinal symptoms like diarrhea and vomiting. By the meteorological calendar, the first day of autumn is always 1 September; ending on 30 November. The seasons are defined as spring (March, April, May), summer (June, July, August), autumn (September, October, November) and winter (December, January, February).