The last Saturday before Christmas is a busy, with controller Sui having to prioritise stabbing victims and reports of drowning over patient's like Betty, whose daughter says she's fine but needs help getting up having fallen to the floor.

It’s Easter bank holiday weekend, and the ambulance service receive a spike in the number of mental health-related calls.

While ambulances queue outside hospital with their patients, care is delayed for others ringing 999.

It's 10pm on Friday night, and Abbie and Ben, and Kieran and Mick, are amongst the 320 crews on duty in the capital. Reports are coming in of an armed male on the loose, but it's a call for a reported stabbing seven miles away which takes priority.

A high number of Category 1 emergency calls puts the North East Ambulance Service and the hospitals in the region under relentless pressure.

The ambulance service responds to two separate calls for patients with severe burns, both in need of urgent treatment at the region’s only specialist burns unit.

The West Midlands Ambulance Service have to deal with the fatal consequences as Storm Doris batters the UK. Gale force winds are causing accidents, blocking roads and grounding the air ambulance.

It's Friday night and 320 crews are on duty in the capital. Reports are coming in of an armed male on the loose, but it's a call for a reported stabbing seven miles away which takes priority.

A call for a reported stabbing seven miles away that takes priority. Across the river, another 999 call is in progress for another patient who has been stabbed, this time in the throat, while on his way home with his girlfriend on a bus.

A busy weekend night shift across Lancashire sees advanced paramedic Shaun dispatched to a baby born in the passenger seat of a car.

Advanced Paramedic Kev is dispatched to a cardiac arrest. While the ambulance crews on scene continue to give CPR, Kev's attentions turn to support the family members anxiously waiting.

It's payday weekend for millions of Londoners, and the 370 ambulance crews on duty are busy caring for the capital. Thirty minutes into the night shift, police request urgent assistance at the scene of a stabbing.

Multiple emergency services respond to two separate reports of unexploded bombs in Greater Manchester, one with a primary school and nursery nearby.

Ambulance crews respond to a road traffic accident where a man who has severely injured himself requires advanced pain relief.

Ambulance crews struggle to deal with life threatening emergencies while also being the last resort for those who have no one else to turn to.

Multiple stabbings, suicide attempts, a double shooting and an explosion at a flat flood the control centre of the London Ambulance Service with emergency calls threatening to overwhelm the service.

North West Ambulance Service faces the pressure of the busiest day of the winter so far with an overwhelming volume of calls and severe delays handing over patients in hospital.

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The control room team feel the pressure on a busy night as they receive calls concerning a cocaine binge, a traffic collision and an accident involving a cherry picker.

A man found slumped in his car in the city centre turns on the good samaritan who called an ambulance for him, leaving the caller needing emergency hospital treatment.

Cameras follow crews from the North West Ambulance Service as they respond to the impacts of the Covid-19 epidemic and Storm Christoph.

As the second wave of Covid-19 grips the country, the pressure mounts on the NHS in Merseyside. With hospitals almost full, ambulance crews know they must try to keep most of their patients at home.

As society opens up, the Easter bank holiday has consequences for North West Ambulance Service. A call for a patient stuck in a forest in Cumbria takes priority.

Crewmates Joe and Hayley attend a number of emergencies, including a baby who is not responding, a centenarian who has had a fall, and a patient who has jumped off a bridge.

1 hour into the night-shift the control centre is already onto its 3rd cardiac arrest and the 12th stabbing victim of the weekend. Other crews are tied up caring for an alcoholic and an elderly man.