How to treat a hoof abscess in horses<br>Look for discomfort when your horse walks. If your horse is suddenly hesitant to walk around, it may due to an infection in its hoof that is causing it pain. Be on the look out for changes to your horse's gait or to your horse being hesitant to walk around or put pressure on one of its hooves.

Based on that paragraph can we conclude that this sentence is true?
A hoof abscess may not be painful.
It's impossible to say