Presentation on theme: "39 th Joint School Science Exhibition Competition Science Unlimited, Health Potentiated."— Presentation transcript:
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 (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 BUT, Hong Kong citizens commonly suffer from –Insomnia –sleep apnea syndrome
Objective To improve the quality of sleeping by: Increase the chance of falling asleep Reduce the frequency of awakening during sleeping
Insomnia Cause 1.Stress 2. Disturbance from surrounding : noise
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 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 decreases fast tempo → heart beat rate increases
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 exhibition c. Transmission of sound by skull bone - The following device is to demonstrate the idea:
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.
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