I'll never forget the look on her face. My groomer - who I'd been going to for 2 years - physically stopped me from leaving. 'I can't groom him like this. His skin is too damaged. I'm worried I'll hurt him.' I was mortified. Cooper's coat was patchy, brittle, breaking off. His skin underneath? Flaky, red, inflamed. She'd never refused a dog before. 'Fix this first. Then bring him back.' I'd already spent MONTHS at the vet: Allergy tests: $340 (negative) Food trials: $280 (no change) Prescription