Dr Hadita binti Sapari is a Public Health Specialist currently affiliated with the Environmental Health Research Centre, Institute for Medical Research, National Institutes of Health, Malaysia. She obtained her Bachelor of Medicine and Surgery (MBBS) from the University of Malaya and completed her Master of Public Health and Doctor of Public Health at Universiti Teknologi MARA. She has extensive clinical and public health experience, having served as a Medical Officer at Hospital Serdang and later at the Hulu Langat District Health Office, where she was actively involved in epidemiological surveillance, outbreak investigation, and malaria control. She completed her gazettement as a Public Health Specialist at the Rembau District Health Office, where she led family health programmes and contributed to outbreak response, disaster risk management, and multisectoral public health initiatives. She is involved in national technical working groups, including the Malaysian Respiratory Pathogen Surveillance Protocol, the National Environmental Health Action Plan (NEHAP), the Malaysian National Adaptation Plan (MyNAP), and the National Planetary Health Action Plan (NPHAP), and contributes to the development of Sustainable Development Goal (SDG) indicator 3.9.1 for Malaysia. Her research focuses on the health impacts of climate-related exposures. Her work integrates epidemiological methods with public health practice to support evidence-based policy and health system strengthening.