Hello, you're about to listen to a BBC podcast, and I'm Ed Gamble, host of another BBC podcast,

The Traitors Uncloaked. But my show is available only on BBC Sounds, just like Ellis and John's

Saturday bonus episodes, the Pop Top Ten podcast with Scott Mills and Ryland, and comedy specials

from the likes of Harriet Kemsley, Susie Ruffel and Rommas Sh Ranganathan. However, and maybe I'm biased,

it's really all about the traitors uncloked. So for a whole bunch of exclusive scoops and podcasts,

listen only on BBC Sounds. BBC Sounds, music, radio, podcasts. Welcome to the Inside Health

podcast with me, James Gallagher. Episodes are released weekly wherever you get your podcasts.

But if you live in the UK, you can listen to the latest episodes a whole week earlier than anywhere else.

First on BBC Sounds.

Hello there.

I'm sure you know it's five years since the UK first went into COVID lockdown back in March 2020,

and there's a series of lockdown legacy programmes across Radio 4 and beyond this week.

On Inside Health, we're going to look at how COVID changed the future of medicine.

It was an extremely challenging time from the pressure on hospitals to the race to get drugs and vaccines.

But the unique circumstances of the pandemic also drove innovation and altered our understanding

of disease. So what's different now? Well, to discuss, I'm joined by Dr. Emma Wall, an academic

consultant in infectious diseases at University College London, Professor Katrina

Pollock, an Associate Professor in Vaccinology at the Oxford Vaccine Group, and John

Otter, Director of Infection Prevention and Control at Guy's Hospital in London. Welcome,

everyone. Hello. Hello. I suppose the first thing that I can't quite believe, Emma, is it's

been five years. I agree. quite believe, Emma, is it's been five years.

I agree. It's gone incredibly quickly and it's an important time to take a moment, I think,

...