Oops, it doesn't look like 'duchenne day' is a national day..

Other days

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
coffee

Coffee Day
comfy

Comfy Day
donate your hair

Donate Your Hair Day
bounce

Bounce Day
self appreciation

Self Appreciation Day
brow

Brow Day
blanket fort

Blanket Fort Day
stress awareness

Stress Awareness Day
pick me

Pick Me Day