I hope Happy's feet are happier today! It sounds like what you are doing is helping, and if it's a strain or a sprain, or even an allergy, it will take a few days. I remember hauling Sugar to the e-vet on one of those Monday holidays because she had limping and swelling that had lasted more than 36 hrs (one day, two nights) and the vet kindly did not roll her eyes, she just said, soft tissue injury, give it time