I am 51 with regular periods still.missed my period oct and nov.got A MASSIVE WEIGHT GAIN ,BLOATING AT MY LOWER ABS,SPIDER VEINS AND and a brown line from my pubic bone to the belly,feeling tired,headache,sore breast,used to eat a lot and now gone off of foods,strong smell,always wanting a nap,pains at my lower back and achy body..Am i pregnant....