Exclusive: Record temperatures fuelled by climate crisis left 86% of homes ‘too hot’ and many people feeling unwell With parts of England once again in the grip of a heatwave, an opinion poll shows the one at the end of June led to “mass sleep deprivation”, with two in three people struggling to sleep during the sweltering nights. Almost half of people said they had lost at least three hours of sleep each night. The results are consistent with scientific research showing that global heating is d