Cold-water swimming is surging in popularity. What makes taking the plunge so powerful for the mind and body? | The Economist

Cold water swimming has risen in popularity over recent years, as more of us are bracing the chilly sea temperatures to explore the health benefits that it has to offer. To enjoy cold water swimming safely, it is important to take all the necessary precautions and to follow all safety advice before entering the water. Hear from Kate, an experienced cold water swimmer who shares her key safety tips - taking a brightly coloured swim cap and tow float, swimming with a group on a lifeguarded beach,