The UK is anticipating a mini heatwave this week, with temperatures expected to rise between 14C and 22C across various regions, including the capital. As warmer weather approaches, many Britons are concerned about sleeping comfortably during hot nights. Sleep expert Bill Parkinson from Sleepy Piglet offers several strategies to 'heat-proof' living spaces. He emphasizes the 'Mediterranean method,' which involves using shutters or thick blackout curtains during the day to keep homes cool and opening windows in the evening to promote cross-breezes. This method helps create a flow of cooler air, making rooms feel more comfortable at night. Additionally, Parkinson advises minimizing electronics in the bedroom, as devices can generate heat. He suggests switching them off an hour or two before bedtime to allow the room to cool down effectively. For those struggling with warm beds, he recommends chilling a hot water bottle before use or investing in a cooling mattress topper to enhance sleep quality. These practical tips aim to help individuals enjoy better rest during the upcoming heatwave.