Do you often wake up with one arm feeling freezing cold? This unsettling sensation is more common than you might think and can result from several factors, including poor circulation, nerve compression from awkward sleeping positions, or medical conditions like Raynaud’s phenomenon and thoracic outlet syndrome. It might also be influenced by low room temperatures, dehydration, or even... https://community.medicalchannelasia.com/question/during-sleeping-my-arm-get-freezing-why/