Paramedics treat a man with diabetes, whose blood sugar levels are very high. A woman ventures outside her home for the first time in months and ends up collapsed at the end of her drive. A toddler has a temperature of 40 and a heart rate of 216. A man is in severe pain after surgery to repair a hernia and a 92-year-old man falls and can't get up.

A family flee their home as fire breaks out. All the emergency services are sent to the scene. While queuing in a fish and chip shop, a woman collapses with a possible stroke. The mottled appearance of a two-year-old's skin, coupled with an increased temperature, prompts a mother to ring for an ambulance.