OWL, LARK OR HUMMINGBIRD QUESTIONNAIRE

LARK, HUMMINGBIRD or OWL QUESTIONNAIREAnswer ALL questions in order and independently of others. Do NOT go back and check your answers.For each question choose ONE answer only. Write the answer number in the SCORE box.1. What time would you get up if you were entirely free to plan your own day?5-6:30 am 6:30-7:45 am 7:45-9:45 am 9:45-11:00 am 11:00-12 noon SCORE5 4 3 2 12. What time would you go to bed if you were entirely free to plan your evening?8-9:00 pm 9-10:15 pm 10:15-12:30 am 12:30-1:45 am 1:45-3:00 am SCORE5 4 3 2 13. How dependent are you on being woken up by an alarm clock?Not at all Slightly dependent Fairly dependent Very dependent SCORE4 3 2 14. How easy do you find getting up in the mornings?Not at all Not very easy Fairly easy Very easy SCORE1 2 3 45. How alert do you feel during the first half-hour after having woken in the morning?Not at all Not very alert Fairly alert Very alert SCORE1 2 3 46. How is your appetite during the first half-hour after having woken in the morning?Very Poor Fairly poor Fairly good Very good SCORE1 2 3 47. During the first half-hour after having woken in the morning, how tired do you feel?Very tired Fairly tired Fairly refreshed Very refreshed SCORE1 2 3 48. When you have no commitments the next day, at what time do you go tobed compared to your usual bedtime?Seldom or Less than one hour 1-2 hours later More than two SCOREnever later laterhours later4 3 2 19. How well would you perform one hour’s physical exercise between 7-8:00am?Would be in Would be in Would find it Would find itgood form reasonable form difficult very difficult4 3 2 1SCORE10. When do you feel tired and in need of sleep?8-9:00 pm 9-10:15 pm 10:15-12:30 am 12:30-1:45 am 1:45-3:00 am SCORE5 4 3 2 111. Which ONE of the four testing times would you choose to take a 2 hour test?8-10:00 am 11:00 am-1:00 pm 3:00-5:00 pm 7:00-9:00 pm SCORE4 3 2 112. If you went to bed at 11:00 pm. how tired would you be?Not at all A little tired Fairly tired Very tired SCORE0 2 3 5Professor Alan Hedge, Dept. Design & Environmental Analysis, Cornell University, Ithaca, NY 14853.

13. If you go to bed much later than usual, but don’t need to get up at any particular time the next morning,which ONE of the following events are you most likely to experience?Will wake up at Will wake up at Will wake up at Will NOT wake SCOREusual time andwill NOT fallasleepusual time butwill dozeusual time butwill fall asleepagainup at usual time4 3 2 114. If you had to stay awake between 4:00 - 6:00 am and you had no commitments the next day. WhichONE of the following alternatives would you choose?Would NOT go Would take a Would take a Would take ALL SCOREto bed untilafter 6 amnap before 4 amand then sleepaftergood sleepbefore 4am andthen nap aftersleep before 4am1 2 3 415.You have to do two hours of hard physical work. Now you are entirely free to plan your day. WhichONE of the following times would you choose MOST to do stuff?8-10:00 am 11:00 am-1:00 pm 3:00-5:00 pm 7:00-9:00 pm SCORE4 3 2 116. You are planning a hard physical workout with a friend. You will do this for one hour twice a week.The best time for your friend is between 10:00-11:00pm. How well do you think you would perform at thistime?Would be in Would be in Would find it Would find it SCOREgood form reasonable form difficult very difficult1 2 3 417. Suppose that you‘ve graduated High School and you can choose your own work hours. Assume youwork a FIVE-hour day (including breaks) at an interesting job and are paid by your results. Which FIVECONSECUTIVE HOURS would you select?3:00-7:30am7:30am –12:30pmBetween9:00 am-2:00pmBetween 2-7:00 pmBetween5:00 pm–3:00 am5 4 3 2 1SCORE18. At what time of the day do you think that you reach your "feeling best" peak?4-7:30 am 7:30-9:30 Between Between 9:30 pm-4:00 SCOREam- 9:30am- 4:30pm 4:30-9:30 pm am5 4 3 2 119. Do you think you are a "morning" or "evening" type of person?Definitely a"morning" typeProbably a"morning" typeProbably an"evening" typeDefinitely an"evening" type6 3 2 1SCORETOTAL YOUR SCORE for all of the questions.LARK < HUMMINGBIRD > OWLDefinitely a"morning" typeModerately a"morning" typeNeither type Moderately an"evening" typeDefinitely an"evening" type70-86 59-69 42-58 31-41 16-30TOTALSCOREReference:Adapted from Horne, J. A. and O. Ostberg (1976) "A Self Assessment Questionnaire to DetermineMorningness-Eveningness in Human Circadian Rhythms", International Journal of Chronobiology, 4, 97-110.Professor Alan Hedge, Dept. Design & Environmental Analysis, Cornell University, Ithaca, NY 14853.