period for only one day and fatigue,food averisons,bloating,

i only had light bleeding 1 day then in the beginng of the month i had spotting for 2 days it was light pink...then i took a test 1 week before period but negative...i dont have any PMS symptoms like i usually have a week before my period am i preggo... i sleep a lot, eat a lot,get nasueated when im comfortable but i havent thrown up,backache,peeing like 8 times a day or right after i drink something,and bloating in my stomach i put on weight like 3 pounds,eating a lot lately!!! am i preggo sumone please help