World Down Syndrome Day

About World Down Syndrome Day

World Down Syndrome Day (WDSD), March 21st, is a global awareness day that has been officially observed by the United Nations since 2012.

March 21st was selected to signify the uniqueness of the triplication of the chromosome which causes Down syndrome. People with Down syndrome have an extra chromosome (they have 3 copies of chromosome 21 - hence 21/3

Down Syndrome International (DSi) encourages people all over the world to choose their own activities and events on WDSD to help raise awareness of what Down syndrome is, what it means to have Down syndrome, and how people with Down syndrome play a vital role in our lives and communities.

17Sep

World Patient Safety Day

• Medical
• International

World Patient Safety Day was established to enhance global understanding of patient safety

Read More

4Jan

World Braille Day

• Medical
• International

Highlights the importance of this form of communication for the visually impaired.

Read More

4Feb

World Cancer Day

• Medical
• International

World Cancer Day is the one singular initiative under which the entire world can unite together in the fight against the global cancer epidemic.

Read More

28Feb

Rare Disease Day

• Medical
• International

Over 300 million people around the world are living with a rare disease.

Read More

International Day of Nowruz 

• Culture
• International

Novruz celebrates the Persian New Year, and the beginning of Spring. Novruz means 'New Day'.

Read More

Harmony Day

• Human Rights
• Australia

Find out the dates, history and traditions of Harmony Day

Read More

Mother's Day

• Family
• Egypt

The story of how 21st March became Mother's Day in Egypt and other Arab countries.

Read More

World Poetry Day

• Arts
• International

Find out the dates, history and traditions of World Poetry Day

Read More