Malathion is a pesticide that is widely used in agriculture, residential landscaping, public recreation areas, and in public health pest control programs such as mosquito eradication. In the US, it is the most commonly used organophosphate insecticide.
The average incubation period for the flu is 2 days, but it can last anywhere from 1 to 4 days in healthy adults.
How long after being exposed to the flu will symptoms start to appear? Dr. Ralph Morgan Lewis Dr. Lewis See below: Incubation period for influenza a & b averages 2 days (range 1-4 days).