We're sorry about the trouble experienced with Bridge.
What is the version of Bridge and the operating system? Since when are you noticing this? Do you have the "show thumbnails" option checked?
Try resetting your bridge preferences once: https://helpx.adobe.com/in/bridge/kb/troubleshoot-errors-freezes-bridge.html#:~:text=Start%20Adobe%2....
Let us know how it goes.