I having fluttering and bubbling in my stomach the first day I started my period was February 22th to 28th of February my stomach get hard with alittle pain not much pain the back soft been feeling like this for 3 now days when i stand i get lighthead and tired alittle and when i lay down feel more sick my last pregnancy was October 19th when I had my twins could I be pregnant everything is all new to me again im 31 years old and only why 110lbs really petite so it easy for me to feel anything ....am I pregnant?