Oops, it doesn't look like 'health and wellbeing day' is a national day..

Other days

Chocolate Milkshake Day

Cursing Day

My Little Pony Day

Fiancee Day

Special Education Day

Stress Awareness Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Raise Awerness Of Zeus Day

Bubble Bath Day

Martini Day