hey naseema….
First and foremost chillax baby! This may be coz of ur irregular chums…but u never know… y dont u get urself a pregnancy kit and check out, if ur so freaky about the doc thng!
Don’t get so paranoid dear! Jus try and relax. Take thngs one at a time. But at da moment, get urslf tested pls. M sure thngs will be all right. God Bless!