gravity brings acidic content down. When you go to sleep at night, and if you’re on your back, incomplete digested foods enter your esophagus. MedCline recommended using the pillow for two weeks.

Its original Gravity Blanket is one of the best weighted ... If you're imagining it feeling like the cold side of the pillow all the time, though, you may want to temper your expectations.

Alternatively, you can “use a stack of books or other sturdy objects to achieve the zero gravity position.” Exceeding the amount of pillows or books will bring your head and feet too high ...