What do I do if my husband finds out I discussed our sex life on a radio show?

You could just tell him. If you went so far as to tell the public I think you are willing to go to extremes to see some results. Be direct and address the issue at hand when things get to that level. Yes, call a pro. I think you took a step in the right direction calling the radio show. People need to be active if they what to see a real change. Choose to make it happen. Get professional help if that what it takes. Or read up on real sex advice sites for more information.