ScienceVaccines - we talk to an expert To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience06/26/2020June 26, 2020In Good Shape goes to the German Museum of Technology in Berlin to meet virologist Professor Dr. Hendrik Streeck. He talks about which vaccinations we need and the potential risks behind them. And he explains what ‘herd immunity‘ is. https://p.dw.com/p/3dyU7Advertisement