We accompany Jacqueline Boy and her dogs when they go to visit sick children at a hospital in Berlin. There, we talk to pediatrician Dr Michael Barker and learn of the positive effects animals can have.

Dr. Andreas Sturm tells us about the causes of celiac disease and what it does to the body. He is a chief physician specializing in gastroenterology at the German Red Cross Hospital Group in Berlin.

Cystic fibrosis patients have a reduced life expectancy. But if treatment begins early, they can live longer and have a better quality of life. We speak to a specialist from the Emil von Behring Helios Clinic in Berlin.

When our eyesight starts to fail, eye disease could be the cause. We talk to Prof. Antonia Joussen of Berlin’s Charité Hospital about the progression of various diseases and the treatments that are available.

We talk to Dr. Tobias Kramer from the Institute of Hygiene and Environmental Medicine in Berlin about washing your hands properly; and about the hotbed of bacteria in every home - the kitchen.

With the help of an age simulation suit, Dr. Volkan Aykaç explains how elderly people experience the world around them. Aykaç is an internist at the Lutheran Geriatric Center Berlin and also works for Berlin's Charité university hospital.

Dr. Kristina Norman explains how a poor diet accelerates the aging process and gives advice on what foods to eat. Dr. Norman is a nutrition specialist and member of the geriatrics research group at Berlin's Charité university hospital.

Dr. Ursula Müller-Werdan tells us how we can influence the natural aging process. She is head consultant at the Lutheran Geriatric Center Berlin and director of the Department of Geriatrics at Berlin's Charité university hospital.

What to do if you have an aneurysm? We asked neurosurgeon Jürgen Kiwit from the Helios Hospital in Berlin-Buch.

In this week’s interview, we ask bed bug expert Dr Erik Schmolz from Germany's environmental agency how to recognize bed bugs, if they pose a danger, and what can be done to get rid of the parasites.