Rare Disease Day

The Chan Zuckerberg Initiative is proud to celebrate Rare Disease Day, which takes place on the last day of February each year. Rare Disease Day seeks to raise awareness about rare diseases and their impact on the 400 million people worldwide living with a rare disease.

You can learn more about Rare Disease Day and find information about events happening around the world at rarediseaseday.org.

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US Official Sponsor

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Organizer of the International Campaign