It's in my head!!

Ok so around 5dpo I started experiencing pregnancy symptoms like increased appetite, food cravings, vivid dreams, bloating and weight gain, sore boobs.... the works. So now I have 4 days till AF and all the symptoms are gone! I took a hpt this morning and it was negative. I know it's still a little early but I was convinced I was pregnant. Now I believe I'm just trying to convince myself