You have probably spent over 25% of your life sleeping. With that much of your life spent in bed, it makes sense that proper sleep and a good mattress can go a long way toward mitigating back pain and improving your health. Knowledge about更好的睡眠技巧适当的床垫指南或作用失眠的问候慢性疼痛可以帮助你的夜晚(和你的天)远远更加愉快。