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

Other days

comfy

Comfy Day
bounce

Bounce Day
stud

Stud Day
cuddle up

Cuddle Up Day
latina equal pay

Latina Equal Pay Day
carpenters

Carpenters Day
kale

Kale Day
china

China Day
self care

Self Care Day
fiancee

Fiancee Day