This document discusses and compares skin cancer and malaria. It outlines the symptoms of each disease, which include unusual spots on the skin for skin cancer and high fever, chills, and muscle pain for malaria. It also discusses prevention methods for both diseases, such as wearing sunscreen and protective clothing to prevent skin cancer and taking preventative medicines to prevent malaria. The document notes that malaria occurs most commonly in tropical and subtropical regions of Africa, Asia, Latin America, and some parts of Europe and the Middle East.