am I crazy or could this be something

Am I crazy for thinking this.. Period is due between the 14th and 18th last month I had it on the 18th glow says the I will have it the 14th well my boobs started hurting like two days ago the nipples are tender hurts to wear a bra or even take it off. My nose omg.. Like early today I was making lunch just some sandwiches and all of a sudden I smelled pop tarts like strawberry brown sugar pop tarts I told my husband he thinks am nuts well now am smelling Chinese food I haven't had Chinese food in weeks. I would like to know what's going on I took a test on the 9th and it was negative what do u lady's think am I crazy