Encephalitis International | The brain inflammation non-profit
- ️Wed Mar 05 2025
What is encephalitis?
Encephalitis is an inflammation of the brain. It is caused either by an infection invading the brain (infectious encephalitis) or through the immune system attacking the brain in error (post-infectious or autoimmune encephalitis).
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Read the Encephalitis Technical Brief
1.5M
People are affected by encephalitis globally each year
78%
of people across the world do not know what encephalitis is
224M
People reached during our 2024 World Encephalitis Day campaign
One person is diagnosed with encephalitis every minute.
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The above number reflects how many people have been diagnosed so far this year.
Support us so they don’t have to face that diagnosis alone.
Make a donation today
One person is diagnosed with encephalitis every minute, and life for them and their family will never be the same again. Make a donation today and help us build a world without death and disability from encephalitis.
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By joining our community we have strength in numbers – this helps us get funding and shows our impact to organisations like the World Health Organization – plus you get to stay up to date with the latest research, events and news!
Encephalitis International is a registered Charity and Company Limited by Guarantee.
Registered in England and Wales No. 04189027. Registered Charity No. 1087843. Registered Charity in Scotland: SC048210.
Encephalitis International is a Named Fund member of the Chapel & York US Foundation, Inc. The Chapel & York US Foundation, Inc. is a 501(c)(3) tax-exempt organisation.