i think i'm 4 months pregnant, about 4 months ago i was a week late on my period i did a test and it said i wasn't but in the past month at points a feel ill, my belly is getting bigger and i feel movement but i keep putting it off as gas or musels twitches but they happen alot but not enough to make me say for sure its a baby. sence the time i was late on my period they have been irregular, lasting 3-4 days when i use to have a regular 28 day cycle. i am a mother of one already and those i dont have strong to hardly any Symptoms i feel as i am pregnant but then also think its all in my head and dont know if i should go and see if i am please could you tell me what you think could i be pregnant or is it in my head.