You will hear a short lecture. Write a summary for a fellow student who was not present at the lecture. You should write 50 – 70 words. You have 10 minutes to finish this task. Your response will be judged on the quality of your writing and on how well your response presents the key points presented in the lecture.
This lecture talks about the patients of sleeplessness, who suffer from hypersomnia rather than common insomnia. Firstly, they often cannot overcome the urges to excessive sleep. Furthermore, they would fall asleep in any situations, some of which are even dangerous. Numerous patients also suffer from narcolepsy. The symptom usually starts from teen ages and last throughout the whole life. Nevertheless, certain drugs and naps are helpful in alleviating sleep attacks.
