Dilated Pupils and Drug Influence

2018-05-27 20:31
"Pupils are the window to the soul". This video shows pupil dilation that is caused by drug influence. You will see that the pupil has a minimal reaction to light. This is a great tool to determine drug influence. For training in Drug Abuse Recognition, visit www.gravesassociates.com. You can host a course or attend one of our existing courses. This video was created for use in the Drug Recognition Expert School.

dilating pupil effect