I have a problem.
if I factor reset my iPhone 5s will the freezing completely stop or will it just keep going
iPhone 5s, iOS 9.2.1
We cannot answer that. You haven't told us ANYTHING about your problem.
Erasing & restoring can help with some issues, just be sure to backup in iTunes and/ or iCloud before you begin. A backup is the best way to get data back onto your device.