Why should you not drive when you have the flu?
When you have a cold or flu, fatigue, lack of concentration and impaired perception limit your ability to drive. Cold symptoms cause reactions that can have a negative effect on traffic, writes Autoblog.
For example, when your eyes water, you instinctively close your eyes for about a second. This means that you are "blind" if you drive approximately 14 meters at 50 km/h or 30 meters at 100 km/h.