Who does narcolepsy affect?

• Narcolepsy affects both men and women equally
• The initial symptoms of narcolepsy can occur in early adolescence but the most common age of diagnosis is between 20 and 40 years old
• Narcolepsy affects approximately 0.05% of the population worldwide (1 in 2000)
• It has been estimated that at least 25,000 people in the UK suffer from narcolepsy with 80% of those currently being untreated