Vagina health help!!

So normally you have a UTI when you constantly have the need to pee right? Well i have this urgency of needing to pee off and on all the time. Sometimes it is a UTI but a majority of the time there’s no UTI and i know because i go in all the time for this and they always say it’s nothing... has anyone else ever dealt with this? I have a few doctors appointments for this but was hoping someone may have dealt with this before

Add: they do urine cultures and ive even been to my OBGYN after giving birth and everything comes back normal