 From the McAfee Heating, Air, and Plumbing Studios. Breathe easy. Choose McAfee. WHIO Dayton and WHIO FM Pleasant Hill. Your knees hurt, but maybe there's nothing wrong with your knees. Your back hurts, but it's not your back. Hips hurt. Maybe no issue there, but the pain is real. So what's the problem? Well, it could be your feet.