By: Yue Huang

NTR 598

DIY Health Intervention

Problem

• “Staying up late will cause a variety of

harms to human body both physical and mental , such as physical fatigue, decreased immunity.”

• After one week observation:-bed time: around 2 a.m ;-wake-up time is around 10 a.m;-Main reason: do homework, chat with

roommate.

Problem

Hours of Sleep

• Scheme: Reversal Designs—ABAB

• Goal: go to bed no later than 12 a.m.

• Intervention : Set getting- up time at 8:30

Solution

Solution tested

(“Most healthy adults need between 7.5 - 9 hours of sleep per night to function at their best.”

“The best time range to go to bed is between 9pm and midnight.”)

• Main purpose:

to get up earlier → to use daytime efficiently

→ to finish work earlier → go to bed earlier

• Duration: From Oct.2nd to Oct. 29th

• Experimenter : Me

Participant: Me

Solution

Solution tested

Results

Conclusion

Conclusion

• Intervention was effective, but not that effective as the result of the first-time intervention.-BiasFall break: no assignments, walking all day

and tired;

• There are other factors to affect bedtime: roommate

• It’s a positive cycle! Getting-up time has changed!