how can Insulin reaction can be caused by
No it does not
Fatigue affects reaction time by making it slower.
it will increase the time of the chemical reaction
Yes, it does.
yes
age and experience affect the reaction time of a driver
Yes.
yes it does majorly
When your measurement is close to the reaction time.
From my experience, my reaction time was quicker, but it was harder to focus.
A number of things can affect your reaction time, includingAgeInexperienceLack of sleepInattention to the situationConsumption of drugs or alcoholDistractions