As A&E departments attempt to deal with over a million more patients than three years ago, BBC ONE's Inside Out was given access to 10 different A&E departments on the same day.
Ahead of a review being carried out by NHS Medical Director Prof Sir Bruce Keogh about the future of emergency provision in hospitals, the BBC was given day-in-the-life snapshot of A&E services in England.
HEARTLANDS HOSPITAL, BIRMINGHAM
Media captionOne A&E unit in Birmingham claims one man has visited more than 250 times, as Joanne Writtle reports JAMES PAGET HOSPITAL, GREAT YARMOUTH
Media captionGreat Yarmouth's hospital struggles to cope with the demands of the town's population, even before the season influx of tourists, and with problems recruiting enough A&E doctors. QUEEN ELIZABETH HOSPITAL, GATESHEAD
Media captionInside Out has spent a day in an A&E department at Queen Elizabeth Hospital in Gateshead and hears from staff working under pressure. WIGAN INFIRMARY
Media captionJacey Normand went to Wigan Infirmary's A&E department, giving a rare snapshot into the daily work that goes into running a busy unit. QUEENS MEDICAL CENTRE, NOTTINGHAM
Media captionInside Out spends the day with staff and patients at Nottingham's Queens Medical Centre, one of the busiest emergency departments in the country. ADDENBROOKE'S HOSPITAL, CAMBRIDGE
Media captionJulie Reinger spends 12 hours in Addenbrooke's Accident and Emergency department in Cambridge. CROYDON UNIVERSITY HOSPITAL, LONDON
Media captionBBC London's Inside Out team spent 24 hours in the hospital's accident and emergency department to look at the pressures faced by staff THE ROYAL CORNWALL HOSPITAL, TRELISKE
Media captionA day at Cornwall's emergency only department DONCASTER ROYAL INFIRMARY
Media captionInside Out spends a busy shift at Doncaster Royal Infirmary, meeting staff and patients to try to discover where the pressure points lie DO NURSES LEARN ENOUGH ABOUT BASIC HOSPITAL CARE?
Media captionTwo nurses who trained in the 1960s ask if the nurses of today are taught enough about basic care? CAN LOCAL DOCTORS TAKE THE PRESSURE OFF A&E?
Media captionInside Out looks at what the recent changes in the NHS and GP commissioning mean for patients