Test your alertness and vigilance
Psychomotor Vigilance Test
Instructions
Press start button. Single click on the box as soon as possible after red numbers appear in the box. The red numbers will appear at random times. The test lasts 2 minutes or until you press the Stop button.
Taking the test for the entire 2 minutes allows a more accurate assessment. False starts (response times less than 100 msec) are excluded from final analysis.
If you are worried about your sleep problem, make an appointment to see our sleep specialist.
If you want to learn how your sleep problem is affecting you and what treatments can help, take our sleep test.