Delhi has reported a five-year high in malaria and chikungunya cases in 2024, with 728 malaria cases and 172 chikungunya cases as of November 9. Malaria cases have risen from 228 in 2020 to 728 this year, while chikungunya cases also saw an increase. However, dengue cases have decreased sharply, with 4,533 reported this year compared to 9,266 in 2023.