Oops, it doesn't look like 'posttraumatic stress disorder day' is a national day..

Other days

raise awerness of zeus

Raise Awerness Of Zeus Day
my little pony

My Little Pony Day
chocolate milkshake

Chocolate Milkshake Day
emoji

Emoji Day
ride the wind

Ride The Wind Day
ormille

Ormille Day
hiv awareness

Hiv Awareness Day
boy friend

Boy Friend Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
lost sock memorial

Lost Sock Memorial Day