Dengue outbreak following unprecedented flooding in Pakistan

•On August 25, 2022, Pakistan issued a national emergency declaration owing to the devastating floods.•Rising sea temperatures may be to blame for heavier monsoon downpours.•There is a serious public health risk from dengue worldwide.•On the prevalence of dengue estimated that 3.9 billion people are at risk of being infected with the dengue virus. An unexpected rise in dengue cases has overwhelmed hospitals in Pakistan. Floods and intense monsoon rain have affected almost 33 million people since June 2022. Heavy monsoon rains may be a result of rising water temperatures. Dengue poses a severe risk to public health globally and to countries affected by floods, particularly Pakistan and the whole Indian subcontinent. Pakistan's expanding urban and agricultural economies place it at a higher risk for contracting vector-borne diseases.