symptom of preg or something bad ??

so for the past maybe a week every morning i wake up hungry or nausiated if im hungry and eat then i get really bad nausiated something happens of a night time and im not ovulating right now i checked this morning it was negative but i feel like my hormones are a total caos any opinions or thoughts will be greatly appreciated also i dreamed of a possitive pregnancy test last night and then in another dream i dreamed i was pregnant and my fiancé was trying to get with another girl that didn't want nothing to do with him but the rest of the week i had really vivid dreams about sex which i dont do either none of this is a normal me so please help thanks lots of baby dust to all