Hi, i am 4 weeks 5 days pregnant and dont really have any symptoms. is that normal?

i had a little nausea this morning but it went away after i lay down for a while. some days i am starving all day long other days i feel just normal. my breasts dont hurt i dont throw up. i am a bit more tired though. please help me. i had a miscarriage back in april and really want to feeel pregnant. ( DO YOU ALL THINK IM AM BEING PARANOID?