Yeah seriously though our uk heatwaves barely reach the average summer temp in most of the US, either this article is ridiculous or 80% of the world's population need to move.
Also we're only noticing now? Surely there's a huge disparity in elder health between say us and Italy which is routinely hotter than our heatwaves - ive always been lead to believe Italy has the healthiest old people, though that does mostly come from olive oil adverts...