The air ambulance teams use battlefield dressings to try to save a man from bleeding to death. Nine-year-old Ar-Rayyan has been hit by a car. And septuagenarian Bonnie has a severely fractured ankle.
Two motorcyclists need urgent help. And a woman has been kicked in the face by her horse.
Series 1 Episode 1
The air ambulance teams use battlefield dressings to try to stop a man bleeding to death
Series 1 Episode 2
Farmer Dennis has been pierced in the chest by a large metal spike
Series 1 Episode 3
Medics must work quickly to save Susan's life following a major gas explosion
Series 1 Episode 4
Some strong pain relief creates unexpected hilarity following a serious footballing injury
Series 1 Episode 5
Lesley's injured in a car crash in Northumberland. A cyclist has a nasty crash in Cumbria.
Series 1 Episode 6
The medics help Dennis, who's having a heart attack. There's a dramatic crash in Norfolk.
Series 1 Episode 7
Mick has had a cardiac arrest playing tennis. Fell-runner Michael's been injured by cows.
Series 1 Episode 8
Mountain-biker Ivan has sustained a serious head injury in a remote part of a forest
Series 1 Episode 9
It's difficult for the medics to get to an injured horse-rider in a forest in Norfolk
Series 1 Episode 10
The heli-medics battle to save 48-year-old Paul as he suffers a series of heart attacks
Series 2 Episode 1
Off-road motorbiker Dean has taken a nasty tumble. Robbie's 15. He's fallen from a cliff.
Series 2 Episode 2
Paraglider Lucasz is treated for multiple fractures after a crash on the Cumbrian coast
Series 2 Episode 3
The heli-medics race to help Helen, who's trapped in her car after a crash on the A66
Series 2 Episode 4
The heli-medics leave a charity event early to help a dirtbiker who has crashed at speed
Series 2 Episode 5
Helicopter medics are diverted from a training mission to help a man trapped in a car
Series 2 Episode 6
Malcolm has had a cardiac arrest. He's given emergency anaesthetic on a hospital helipad.
Series 2 Episode 7
The helicopter medics battle bad weather to reach injured 70-year-old hill-walker Jenny
Series 2 Episode 8
A multi-vehicle collision leaves Ashley, who's 32, with potentially life-changing injuries
Series 2 Episode 9
In the Yorkshire Dales there's a dramatic hillside rescue for an injured paraglider
Series 3 Episode 1
A freak car accident in Cumbria leaves Richard fighting for his life
Series 3 Episode 2
The heli-medics help a man who is fighting for his life following a cardiac arrest
Series 3 Episode 3
Heli-medics race to Linda who's had a heart attack. Motocross rider Alex is hit by a bike.
Series 3 Episode 4
Cyclist Vivienne is in a bad way after her bike leaves a notorious Cumbrian pass
Series 3 Episode 5
In Hartlepool the heli-medics treat a man who's been hit by a train
Series 3 Episode 6
In Yorkshire, Neil needs urgent attention after a fall from his motorbike
Series 3 Episode 7
In Cambridgeshire, heli-medics race to treat a cyclist with a time-critical brain injury
Series 3 Episode 8
Heli-medics race to a skydiver suffering serious injuries after smashing into a house
Series 3 Episode 9
A 12-year-old girl is treated for multiple injuries after a collision with a vehicle
Series 3 Episode 10
John is trapped in his car after a head-on collision on the A1
Series 3 Episode 11