Health issues and medical breakthroughs from around the world. Hundreds of thousands are fleeing the conflict in Ukraine, and not all of them are Ukrainians. The country has a sizeable population of overseas medical students, many from African and Asian countries. Mathew Kalu is a Nigerian-born medical doctor who has lived in Ukraine for 12 years. He tells us why Ukraine is the go-to destination for so many future doctors and how he is helping them leave the country safely. Is the news cycle making children anxious? Consultant Clinical Psychologist Jane Gilmour tells us that children may be more aware of the news cycle than we may think and shares tips for comforting them in the face of uncertainty. And Monday marked Rare Disease Day. We hear from Alan Bentley, whose rare skin condition baffled more than a dozen doctors, and how Professor Edel O'Toole helped him access a life-transforming drug. This week's guest is Dr Graham Easton, family doctor and Professor of Clinical Communication Skills at Queen Mary University. Presenter: Marnie Chesterton Producer: Samara Linton (Main Image: Children watching television. Image credit: Peter Cade / Getty Images)