hello im a 24 year old female and i am really woried and a bit scared i dont know what to do i have a 4 year old girl and dont remember my pregnancy much but my question is i havent had my period since october and have taken (hpt) and even a blood test and they have all been negitive but im showing all the signs of having a bun in the oven i have gotten sick my breast have filled out some and are tinder my nipples are sore i have mood swings i have been eating more i have backachs im an insoniac and have been sleeping alot but my question is could i still be pregnant? and my hcg levels are just to low to pick up yet or could something be wrong with me can you please help me and tell me something that could help i am really woried and if i am pregnant i dont want to lose the baby i am rh-neg and need to catch it quick so if i need to i can get a Rhogam shot and be safe for me and the baby please help thank you very much