Myth: epilepsy inevitably becomes more severe as a person gets older.
Reality: epilepsy has many different natural histories. Some people enter long remission, some remain stable, some have fluctuating seizure control, and some forms are progressive because of the underlying disease rather than because epilepsy itself always worsens.
Why there is no single trajectory
Epilepsy is not one disease. Prognosis depends on syndrome, cause, age at onset, seizure type, treatment response, comorbidities and the underlying neurological condition. Childhood self-limited epilepsies, genetic generalised epilepsies, structural focal epilepsies and progressive neurological disorders do not follow the same course.
Remission is common in some groups
Long-term cohort studies show that a substantial proportion of people with newly diagnosed epilepsy achieve prolonged seizure remission. Others experience relapses after seizure-free periods, and a smaller group develops persistent drug-resistant epilepsy.
When epilepsy can genuinely worsen
Worsening may occur when the underlying cause is progressive, when seizures become drug resistant, or when additional neurological disease develops. That possibility is real, but it should not be generalised to everyone with epilepsy.
Sources
Long-term prognosis and patterns of remission in epilepsy
Long-term outcomes of newly diagnosed epilepsy