Summary: A good immune system is something all of us crave. Marina talks to paediatrician Dr Yiannis about how our immune system works, whether reduced exposure to bugs has compromised it and if there's anything we can do boost our immunity. <br><hr><p style="color: grey;">See <a style="color: grey;" target="_blank" rel="noopener noreferrer" href="https://acast.com/privacy">acast.com/privacy</a> for privacy and opt-out information.</p>
