School children learn about the dangers of cooling off in lakes and rivers

As part of Drowning Prevention Week schoolchildren in Northampton have been taught techniques that could help them to save someone's life.

With hot weather there is always the temptation to cool off with a quick swim in a nearby lake or river - but many people do not realise just how dangerous that can be.

Each year there are tragic cases of people who have lost their lives after taking to our waterways in hot weather.