Sleep disorders Flashcards
What is Insomnia?
A condition where someone is unable to sleep or stay asleep.
Causes of Insomnia?
Psychological disorders like depression, anxiety.
Lifestyle - jet lag, shift work
Food, drugs - Caffieine, alcohol
How long does chronic insomnia lasts for?
About 3 months
What is Narcolepsy?
A condition where a person has no control over their sleep wake cycle and can fall asleep anytime.
1/2000 people affected.
Symptoms of insomnia
Can’t sleep
Wake up constantly during sleep
Causes of Narcolepsy
Hereditary - genes with chromosome 6 called HLA complex
Hormonal - lack of hypocretin in the brain
Stress can be a cause
Symptoms of Narcolepsy
Cataplexy
Sleep paralysis
Vivid hallucination
vivid dreams
Excessive sleepiness
What is Cataplexy?
muscle weakness or paralysis that are often triggered by strong emotions
