AQA GCSE Biology Paper 1 Practice Exam 2026 – All-in-One Guide to Exam Excellence!

Individuals infected with malaria typically experience repeating episodes of fever, which is a hallmark symptom of the disease. Malaria is caused by the Plasmodium parasites, transmitted through the bite of infected mosquitoes. The fever arises due to the lifecycle of the parasite within the human body, leading to cycles of release of the merozoites into the bloodstream. This release coincides with the cyclical nature of the fever, usually occurring every two to three days depending on the species of Plasmodium involved.

The repeated fevers are often accompanied by other symptoms such as chills, sweating, and malaise, which further indicates how the body responds to the parasitic infection. Understanding this symptom is crucial for identifying potential malaria cases in endemic regions where the disease is prevalent. It also highlights the importance of early diagnosis and treatment to mitigate severe complications that may arise from the disease.