Bulge on the left in the morning (7weeks pregnant)

Faye
Did anyone experience a bulge on the lower part of tummy when woke up in the morning? I hav this feelings few days ago and it happen every morning and the bulge is at the left side. But after i woke up for pee or poo then the bulge is subsiding... i googled about it, some said is the bladder.... should i go c my doc? Next appointment is 8/7/2017... zzzzzzz