One cause of narcolepsy appears to be

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Narcolepsy is thought to have a strong genetic component, with many cases being linked to specific variations in certain genes. Studies of familial clusters of narcolepsy have shown that individuals with a first-degree relative with the condition are at higher risk of developing it themselves. While other factors such as viral infections and environmental triggers may play a role in triggering narcolepsy symptoms, the underlying genetic predisposition is thought to be the primary cause.

One Cause of Narcolepsy Appears to Be