The Rise of Deadly Heatwaves

The third week of June had everyone searching for the suncream as temperatures reached record breaking heights. But while most of us enjoy fun in the sun, prolonged heatwaves can have significant health risks and can even be life-threatening. The 10-day heatwave in 2003 resulted in about 2,000 heat-related deaths. Izzie Clarke investigated just what is causing the surge in dangerous heatwaves and how we can stay cool as things start to heat up.