Authorities across the UK have issued warnings urging the public to exercise caution around open water during the current heatwave, following a rise in water-related incidents earlier this year. In May, at least 15 people lost their lives after encountering difficulties in open water, prompting renewed calls for vigilance as temperatures continue to rise.

Samantha Hughes, national water safety partner at the Royal National Lifeboat Institution (RNLI), emphasized that despite warmer weather, water temperatures remain cold. She explained that sudden immersion can cause cold water shock, a physiological reaction that rapidly increases breathing and heart rate and can induce panic, increasing the risk of drowning.

Echoing these concerns, RNLI spokesman Mr Partridge advised the public to be cautious around lakes, rivers, and other bodies of water. He suggested that when faced with the choice between using a hosepipe or swimming in natural waters, opting for the hosepipe is a safer alternative.

The heatwave has also prompted health authorities to issue guidance on protective measures at the workplace. The Health and Safety Executive (HSE) reminded employers of their responsibilities to safeguard workers’ health while maintaining productivity under high temperatures.

Meanwhile, NHS England reported a significant surge in public interest regarding hay fever management, with visits to its advice webpage more than doubling in the past week. Duncan Burton, chief nursing officer for England, cautioned individuals to avoid taking excessive doses of medication, particularly those that may cause drowsiness, and stressed the need for care when driving.

The combination of elevated temperatures and increased outdoor activity has heightened the risk of heat-related and water safety incidents, leading officials to call for increased awareness and precautionary measures as the summer progresses.