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39 th Joint School Science Exhibition Competition. Science Unlimited, Health Potentiated. Group 26. Shatin Tsung Tsin Secondary School. Project Holders: (Tony) Leung Chun Yam (Chloe) Lai Ka Ni (Kim) Lam Chun Kong

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39 th joint school science exhibition competition
39th Joint School Science Exhibition Competition

Science Unlimited, Health Potentiated

Group 26
Group 26

Shatin Tsung Tsin Secondary School

Project Holders: (Tony) Leung Chun Yam

(Chloe) Lai Ka Ni

(Kim) Lam Chun Kong

(Charles) Tang Chi Hung

Better Sleep, Better Health

  • Better sleep leads to better health because during sleep…

  • - lower metabolic rate

  • - lower heart beat rate

  • - muscle relaxation

  • - repair of damaged cells

  • - less susceptible to diseases

Better Sleep, Better Health


  • Hong Kong citizens commonly suffer from

    • Insomnia

    • sleep apnea syndrome


To improve the quality of sleeping by:

  • Increase the chance of falling asleep

  • Reduce the frequency of awakening during sleeping


  • Cause


    2. Disturbance from surrounding :


Features of the pillow
Features of the pillow

  • U-shape

  • Sound-proof material

    • reduce the

    • disturbance to sleep

Features of the pillow1
Features of the pillow

  • 3. Music player

  • a. theory of music therapy

  • b. increase the ease of falling asleep

Features of the pillow2
Features of the pillow

  • 4. Vibrator

  • a. promote transmission of sound

  • b. does not disturb the others

Advantages of the pillow
Advantages of the pillow

  • Reduce disturbance from falling asleep

  • Help relax and reduce stress by playing music

  • Promote transmission of sound when playing music

Sleep apnea syndrome sas
Sleep Apnea Syndrome (SAS)

  • Obstructive Sleep Apnea Syndrome

  • Cause:

    Collapsing of soft tissue in the rear of throat during sleeping

Picture from http://www.cemmahk.com.hk

Features of the balloon jacket
Features of the balloon jacket

  • Air pump

    • - controlled by a sound sensor for detecting sound intensity of snoring

Features of the balloon jacket1
Features of the balloon jacket

2. Air bag

a. its inflation (gradually) turns the user to the position of side-sleep

b. relieve the syndrome of sleep apnea

Advantages of the jacket
Advantages of the jacket

  • Reduce the disturbance caused by the air tube connected to the air pump

  • Provide more ‘natural’ ventilation

  • Allow different sleeping postures

  • Suit all ages

3 demonstrations in exhibition
3. Demonstrations in exhibition

  • a. Music Therapy

  • - Comparing the heart beat rate of an audience during normal activity and listening to music with different tempos.

  • listen to music with…slow tempo →heart beat rate decreasesfast tempo → heart beat rate increases

3 demonstrations in exhibition1
3. Demonstrations in exhibition

b. Pillow of different materials

- Let audiences compare pillows which are made of different materials e.g. Memory foam, cotton etc.

- Explaining the difference between them and why we chose the material to made the pillow

3 demonstrations in exhibition2
3. Demonstrations in exhibition

c. Transmission of sound by skull bone

- The following device is to demonstrate the idea:

3 demonstrations in exhibition3
3. Demonstrations in exhibition

  • d. Inflation of the air bags

  • A small scale model is used in order to demonstrate the method of using the inflation of the air bags to adjust the sleeper in side-sleep position.