Hello, I am 48 years old female and I need your help.

When I go to Toilet, I get this pressure that makes me want to pass Urine again n again and also when I get off the toilet, the pressure is still there making me feel like I want to pass urine again, so far in an hour, I have been to Toilet about 10 times and had nothin to drink for about 2-3 hours. Please can you tell me what is wrong....