The period will eventually push through.
Tho I’d say the main reason all women of the world don’t use it is because birth control has side effects that can be very severe. Think mood swing that leave the person suicidal. A lot of the less severe side effects might still not be worth it depending how bad the period would be. It might be painful, but just for 4-7 days, whereas birth control side effects are 24/7.
This. In general it refers to social awkwardness related to autism. Heard it used mostly as a slur/insult where I live.