Okay so everyday I have this really bad pain in my head what is it? when i eat ice or something cold it paralyzes it. Next month im going to the doctors but I really just want to know how to help it IT HURTS REALLY BAD

Hiv is inactivated in the laboratory after a few minutes of sitting at room temperature, but the flu virus is still active after sitting for several hours. what are the practical consequences of these findings? a) hiv can be transmitted more easily from person to person than the flu virusb) the flu virus can be transmitted more easily from person to person than hivc) this property of hiv makes it more likely to be a pandemic than the flu virusd) disinfecting surfaces is more important to reduce the spread of hiv than the flu