Could it be something besides an infectious agent? Quite a quick incubation time for the flu.
Perhaps something else
Carbon monoxide for example can be mistaken for the flu
Could it be something besides an infectious agent? Quite a quick incubation time for the flu.
Perhaps something else
Carbon monoxide for example can be mistaken for the flu
any anons going on a flight who have a gas meter they can take with them (o2, etc.)
Got a terrible headache on a recent flight once we ascended above 37K feet