What is a common symptom of mosquito-borne diseases?

A common symptom of mosquito-borne diseases is indeed fever and rash. Many infections transmitted by mosquitoes, such as West Nile virus, Zika virus, and dengue fever, typically present with symptoms that include elevated body temperature and skin rashes. These symptoms occur as the body’s immune response to the viral infection. Fever indicates that the body is fighting against the pathogens, while rashes can result from the immune reaction or the virus's direct effects on the skin.

In contrast, symptoms like diarrhea, chest pain, and allergies are not generally associated with mosquito-borne illnesses. Diarrhea is more commonly linked to gastrointestinal infections rather than infections transmitted by mosquitoes. Chest pain may indicate issues related to heart or lung conditions and doesn’t fit the typical symptom profile of mosquito-borne diseases. Allergies are usually related to environmental factors or specific allergens and are not a symptom of viral infections from mosquitoes. Understanding these associations helps in correctly identifying the potential diseases related to mosquito bites and their fundamental symptoms.