How Do I Deal With The Stresses That Come Along With Entering Young Adulthood?

You are looking for sympathy in the wrong place, so here it is: Grow up. You are not a baby, or a child. You need to man up and stand on your own two feet. Be thankful for the hand out your family gave you. Get off your high horse, and either stop spending, or get several jobs to pay your own way in this world. Stressing out? How about you stressing other peoples budgets by accepting their money to pay for you? Get a clue, you are now in the adult world where you need to pay your way.