Dengue Fever: When Hospitals Overflow and Fogging Isn't Everywhere
A dengue outbreak is like a wildfire in the savanna: the flames leap from person to person via mosquito bites. Authorities respond in two ways — sending the sick to hospitals and spraying chemicals that kill the insects. But in reality, a hospital has only a limited number of beds, and fogging doesn't start immediately; it begins only when the number of infected crosses a critical mark.