During the egg growth process for IVF, individuals may experience pelvic pressure due to follicle growth, fluid retention, bloating, and increased water weight.

“you're going to have your follicles grow you're going to feel that so you're going to have pelvic pressure as your estrogen Rises you're also going to third space your fluid which means your fluid your water component of your blood is going to start to just eek out a little bit and you're going to get more bloated you're going to have more water weight you're going to feel feel puffier and that is very common”