The researchers arranged an experiment in which 100 subjects were divided into two groups: the experimental group who drank a small glass of red wine and the control group that did not drink alcohol, and then asked the two groups to count the number of times basketball players passed the ball to each other in a video  The results showed that all the subjects in the control group were accurate, while only 18% of the subjects in the experimental group were accurate
Even if the blood alcohol concentration is only half of the legal value for drunk driving, it will affect vision and reaction speed
 After testing, the blood alcohol concentration of the subjects in the experimental group was only half that of the drunk driving law, and experts pointed out that the results of the study may allow lawmakers to redefine the legal value of drunk driving