A bed is a piece of furniture designed for sleeping or resting. It usually consists of a mattress placed on a frame, which can be made of wood or metal. Beds come in various sizes, such as twin, full, queen, and king, to accommodate different needs. They often have bedding, including sheets, blankets, and pillows, to provide comfort and warmth during sleep. In addition to their primary function, beds can also serve as a cozy spot for reading or relaxing. Many people personalize their beds with decorative items like bedspreads and throw pillows to create a comfortable and inviting atmosphere in their bedrooms.