NHS at 70: what’s it like on the frontline?

All this week Channel 4 News has been inside the busy emergency department of Ysbyty Gwynedd hospital. The health board that runs it has some of the worst waiting times in Wales and a multi-million pound deficit.

Through the lens of emergency medicine doctor and film-maker Saleyha Ahsan, we’ve seen first hand the constant struggle for space and resources needed by medical staff to care for their patients.

Here are just some of the scenes we’ve seen this week.