Registered charity no. 1157423

Phelan-McDermid Syndrome Awareness Day 2026

When
Thursday 22 October 2026
Where
Worldwide

Awareness dayThis event has taken place

Phelan-McDermid Syndrome Awareness Day (PMSAD) is held every year on 22 October. Families started the tradition to shine a light on Phelan-McDermid syndrome, and today it is a global effort.

The colour green comes from PMSF, the longest-standing organisation serving families affected by Phelan-McDermid syndrome and a global partner of PMSF UK. Today it stands for hope, strength and unity. On the day, our whole community comes together to share stories, raise awareness and show the world the strength of people living with Phelan-McDermid syndrome.

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Phelan-McDermid Syndrome Awareness Day, October 22, sign with PMSF and CureSHANK logos