i’ve been getting cramps in my lower back almost everyday now.. and sometimes it’s hard to breathe…

i’ve been getting cramps in my lower back almost everyday now.. and sometimes it’s hard to breathe cause of the pressure in my chest even when im sitting up..so part of me hopes he comes in a few weeks but then i remember that means actually giving birth. it’s like i know i have to eventually but im still gona be like omg?? when it’s time to get started