An asthma sufferer has described the "absolutely terrifying" attack which almost killed her last March.
Rachel Marshall, 29, told Gold Morning Britain about she was unable to get breath properly and how her attack was triggered by the cold weather.
More top news
After a sweltering day, where temperatures reached a record high for July, the weather turned.
One of Britain's leading tour operators, Thomas Cook, has joined a growing push for changes to the way tourists receive security warnings.
Thunderstorms affect mostly southeast England on Thursday with a mixture of sunny spells and showers into the afternoon.