Paramedics struggle to save a teenaged stabbing victim; a power saw severely cuts a man's arm; a retiree has severe head wounds after flipping his bicycle.

Paramedics rush a man to hospital after a grisly circular saw incident; an air ambulance helps a man crushed under a great weight.

A woman thrown from her car needs help for her and her friends still trapped in the wreck. A pair of paramedics treat a heart attack but may be too late.

A van collides with an articulated lorry on the M6 in Wolverhampton, a man is found unconscious and lying in a hedgerow, and there are multiple reports of someone armed with a knife rampaging through the streets of Birmingham.

Paramedics struggle to save a teenaged stabbing victim; a power saw severely cuts a man's arm; a retiree has severe head wounds after flipping his bicycle.

There's major trauma when a hay bale lands on a farmer's head in a remote location. Plus, a battle to save a man in cardiac arrest, and a 76-year-old woman has fallen down the stairs.

A driver is trapped in his car after it careered out of control, smashing into a wall before flipping sideways onto a driveway. An 81-year-old man has fallen off a roof. A cyclist is seriously injured after a collision with a car.

Critical care paramedic Fay Pollock is dispatched to a serious motorbike crash where a rider was thrown 15 feet by a collision with a car, breaking the largest bone in his body

High-octane medical emergencies including a man found collapsed in a hotel room, a head-on collision between two motorcyclists, and an 11-year-old who's taken a tumble from his scooter.

Patients in need of emergency assistance include a man in cardiac arrest at a karate club, a 83-year-old woman with a suspected broken thigh, and a truck driver trapped in his cabin.

Critical care teams race to save lives as a 61-year-old is injured in a motorcycle crash, a new mum haemorrhages days after giving birth, and a 12-year-old suffers severe leg injuries.

Paramedics race to High Wycombe where a handyman has fallen 18ft from a ladder, risking catastrophic internal injuries. Elsewhere, 53-year-old Paula has had a suspected stroke.

12-year-old Lewis is seizing and vomiting due to a severe form of epilepsy. An elderly man is stranded on his bedroom floor after collapsing and breaking his ankle.

A crash leaves 29-year-old Ellie trapped in her car with critical injuries. Meanwhile, 32-year-old Clair suffers a seizure at school pickup, then seizes again en route to hospital.

A man breaks his leg at work and a young child stops breathing after a seizure.

21-year-old Ryan loses his helmet and suffers serious injuries after a motorcycle accident and a toddler suffers a seizure so severe he's placed in an induced coma.