Key points from article :
Sepsis deaths in England's hospitals increase by more than a third in two years.
Sepsis was the cause of death in 15,722 deaths.
Staff shortages and overcrowding on wards are partly to blame.
Statistics may be partly ware to increase in awareness and detection of sepsis.
Sepsis is a complication of an infection and can lead to multiple organ failure.
Symptoms include slurred speech, extreme shivering and severe breathlessness.
COMMENT: keep an eye on your loved ones if they're in hospital
