Introduction

Take this survey, developed by Horne and Ostberg, to see if you are a morning or an evening person.

Answer all 19 questions sequentially. Read all questions carefully before answering. Points assigned to each selection are in parentheses.

Question 1 of 19

Considering only your own “feeling best” rhythm, at what time would you get up if you were entirely free to plan your day?
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Question 2 of 19

Considering only your own “feeling best” rhythm, at what time would you go to bed if you were entirely free to plan your evening?

Question 3 of 19

If there is a specific time at which you have to get up in the morning, to what extent are you dependent on being woken up by an alarm clock?

Question 4 of 19

Assuming adequate environmental conditions, how easy do you find getting up in the morning?

Question 5 of 19

How alert do you feel during the first half hour after having woken in the morning?

Question 6 of 19

How is your appetite during the first half hour after having woken in the morning?

Question 7 of 19

During the first half hour after having woken in the morning, how tired do you feel?

Question 8 of 19

When you have no commitments the next day, at what time do you go to bed compared to your usual bedtime?

Question 9 of 19

You have decided to engage in some physical exercise. A friend suggests that you do this one hour twice a week and the best time for him is between 7:00 and 8:00 a.m. Bearing in mind nothing else but your own “feeling best” rhythm, how do you think you would perform?

Question 10 of 19

At what time in the evening do you feel tired and as a result in need of sleep?

Question 11 of 19

You wish to be at your peak performance for a test that you know is going to be mentally exhausting and last for two hours. You are entirely free to plan your day. Considering your “feeling best” rhythm, which ONE of these four testing times would you choose?

Question 12 of 19

If you went to bed at 11:00 p.m., at what level of tiredness would you be?

Question 13 of 19

For some reason, you have gone to bed several hours later than usual, but there is no need to get up at a particular time the next morning. Which ONE of the following events are you most likely to experience?

Question 14 of 19

One night you have to remain awake between 4:00 and 6:00 a.m. in order to carry out a night watch. You have no commitments the next day. Which ONE of the following alternatives will suit you best?

Question 15 of 19

You have to do two hours of hard physical work. You are entirely free to plan your day. Considering only your own ”feeling best” rhythm, which ONE of the following times would you choose?

Question 16 of 19

You have decided to engage in hard physical exercise. A friend suggests that you do this for one hour twice a week and the best time for him is between 10:00 and 11:00 p.m. Bearing in mind nothing else but your “feeling best” rhythm, how well do you think you would perform?

Question 17 of 19

Suppose that you can choose your own work hours. Assume that you work a FIVE-hour day (including breaks), your job is interesting, and you are paid by results. What starting and ending times for your shift would you select?

Question 18 of 19

At what time of the day do you think that you reach your “feeling best” peak?

Question 19 of 19

One hears about “morning” and “evening” types of people. Which ONE of these types do you consider yourself to be?

Survey Results

You seem to be a definite morning type.

You seem to be a moderate morning type.

You seem to be neither type.

You seem to be a moderate evening type.

You seem to be a definite evening type.

Scores for determining each type:

You: Definitely morning type (70 to 86)

You: Moderately morning type (59 to 69)

You: Neither type (42 to 58)

You: Moderately evening type (31 to 41)

You: Definitely evening type (16 to 30)