Oops, it doesn't look like 'jet lag awareness day' is a national day..

Other days

unicorn

Unicorn Day
boba

Boba Day
cursing

Cursing Day
stress awareness

Stress Awareness Day
comfy

Comfy Day
cuddle up

Cuddle Up Day
nail polish

Nail Polish Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
prescription drug take back

Prescription Drug Take Back Day
pick me

Pick Me Day