BBC Science Focus No 436 - 2026 [EN]

As the temperature ramps up, your circulatory system channels blood towards your skin in a bid to cool you down. But to do this your heart has to work harder and your breathing gets heavier – the heat puts pressure on your body’s resources and the harder your body has to work to keep you cool, the more your brain has to compete for its share of the oxygen. But this year, the soaring temperatures have felt relentless. Maybe not from their body language, but their verbal language is packed with va