Memory foam mattresses are made from a special type of foam that conforms to the shape of your body. This material responds to heat and pressure, allowing it to provide support and comfort by distributing weight evenly. As a result, these mattresses can help reduce pressure points, making them popular among people with joint pain or those who sleep on their sides. These mattresses are known for their durability and ability to absorb motion, which means that if one person moves, it won't disturb the other. Additionally, memory foam is often hypoallergenic, making it a good choice for allergy sufferers.