Why is it that i feel like i have to urinate even though i just did?

Here are some ...: Your described symptoms need to be validated & confirmed by analyzing detailed info on the onset,degree, duration, interval, evolution, progress, and resolution as well their potentially related discomforts over time, conducting physical exams, and testing urine, residual urine,etc. so to define what are the underlying causes and decide what are the reasonable Rx/ care/ counseling for now & future