Host Dr. Carsten Lekutat discusses when you should have a colonoscopy with Dr. Fritz von Weizsäcker. What are the risks involved? And what happens if you don't remove polyps?

Cardiologist Dr. Richard Stern talks to Dr. Carsten Lekutat about who should have a cardiac check-up and how often.

Prof. Christoph Stein discusses how modern anesthesia works. Many people are still afraid of being anesthetized. But anesthetics are safer than ever.

Psychologist Dr. Nina Romanczuk-Seiferth talks about the warning signs that point to computer or smartphone gaming addictions and treatment strategies. She leads the research group on emotional neuroscience at the Charité Hospital in Berlin.

Dr. Frank Mayer is trying to optimize back exercises in research at the University of Potsdam. The specialist for sports medicine and orthopedics heads up the interdisciplinary area of "Sports Medicine and Orthopedic Biomechanics".

What does having an HIV infection mean these days? What are the latest research findings and new treatment methods. We talk to one of Germany's leading specialists on the topic, Dr. Keikawus Arastèh.

Prof. Marcus Maurer discusses the causes and treatment options for hives. The intense itching often drives patients to despair. But thanks to Dr. Maurer, many suffering from chronic hives have found lasting relief.

Dr. Torsten Bauer explains how to recognize tuberculosis and why treatment can take months. Bauer is the head of the Pneumology Department at the Helios Klinikum Emil von Behring in Berlin.

Dr. Christian Witt discusses the causes of COPD and therapies for treating it. A leading lung specialist, Dr. Witt directs the pulmonary outpatient clinic at the Charité University Hospital in Berlin.

Children diagnosed with type 1 diabetes face big changes. What happens to their daily routine? What should they eat? We ask pediatrician Dr. Klemens Raile from Berlin’s Charité Hospital.