Doctors recommend a slightly inclined sleeping position to help relieve sinus congestion snoring indigestion and heartburn this gently sloping single mattress topper is angled to elevate your upper body helping to avoid the flat sleeping position that can contribute to digestive problems and blocked sinuses the incline helps you breathe more deeply and naturally which should also lead to a reduction in snoring or if you suffer from swollen feet and ankles you can reverse the topper to