Hey ! My Name Is Crystal Hayes My Tubes Been

Hey ! My name is Crystal Hayes my tubes been I tied for seven yrs I am having signs of Pregnancy my period came on early one day earlier but it was different then my period would normally be I had alot of brown discharge and it was trying to come on but and then it continue on doing that half that Morning and to the afternoon it came on light pink so now I am breast sore and tenderness it's hard like a NOT i am Vomiting I am feeling nausea in the mornings and i urinate a whole lot now iam having different smells in food in craving for stuff more like healthy food in i lost some weight now i am gaining it back i was weighing 276 and then i lost it in went down to a 239 now i am weighing 250 I had a cold in still do i am spitting alot slow down some i am getting exhausted and Sleepy i have lower back pain and heart burns i feel sick i be mood all the time one time i cried because i missed my Doctor appt and one time because my cut off the tv when my favorite show came on could i be pregnant?