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Emilia Zyla

Sleep Ergonomics Researcher

Emilia matches pillows to body geometry and sleep position, using published biomechanics research on loft, firmness, and spinal alignment.

Recently Published

Best Pillows for Neck Pain: What the Research Actually Shows (and Doesn’t)

Researchers running a pilot trial on cervical pillows concluded that a well-powered study would need more than 400 symptomatic participants,...

Best Toddler Pillows: The Loft Number That Actually Keeps Kids Safe

Most pediatric guidance points to age 2 as the earliest safe starting point, a firm 2 to 3 inch loft,...

Best Nursing Pillows: What the Federal Safety Standard Changed

Before comparing specific nursing pillows, the single most important thing to know is what they’re not for: sleep. The U.S....

Best Wedge Pillows: What the Angle and Elevation Research Actually Supports

Wedge pillows get recommended for three distinct problems – nighttime acid reflux, snoring/positional sleep apnea, and post-surgical swelling – and...

Best Pillows for Back Sleepers: Why Medium Loft Beats “Extra Soft” for This Position

Back sleepers sit in a narrower comfort window than side sleepers – too little loft lets the head tip back...

Best Memory Foam Pillows: The Density and ILD Numbers That Predict How Long One Actually Lasts

Memory foam pillows fail in one of two ways – they go flat within a year, or they never had...

Do Hypoallergenic Pillows Actually Work? What the Research Actually Shows

A Cochrane review of house dust mite avoidance measures found that impermeable bedding covers, used alone, are unlikely to meaningfully...

7 Best Orthopedic Pillows, Chosen by Cervical Angle and Loft

No government agency or medical board defines what makes a pillow “orthopedic.” The word alone guarantees nothing. Below, seven pillows...