Featured in this episode : First, the doctor details some intriguing research with cutting edge teeth sensitivity treatments and materials that have a PH level near 7.0. This alkaline state has never been reached before for this particular approach. And in Ask the Expert let’s just say it’s good to be friends with a futuristic automobile engineer. Dr. Shoup has the inside track on what is coming after electric cars and this new technology could be on the market as soon as 2025.