The primary goal of a pillow is to maintain , where your ears, shoulders, and hips are aligned while you sleep. Choosing the right one involves balancing your sleeping position with the pillow's material and height (loft). 1. Selection by Sleeping Position

: Require a high loft (5–6 inches) and firm support to fill the gap between the ear and the shoulder.

: Often benefit from adjustable fill or medium-firm pillows that can accommodate various positions throughout the night. 2. Common Pillow Materials

: Need a medium loft (3–5 inches) and medium-firm support to cradle the natural curve of the neck without pushing the head forward.