Add Yahoo as a preferred source to see more of our stories on Google. Have you developed a crick in your neck? Does your bed seem musty? Are you dealing with a mysterious allergic reaction? An ...

That pillow you’ve been sleeping on for who knows how long might feel like an old friend. It’s been with you through late-night movie marathons, stressful work weeks, and maybe even a bout of the flu.

Have you developed a crick in your neck? Does your bed seem musty? Are you dealing with a mysterious allergic reaction? An unwashed, dirty pillow may be to blame. Care instructions vary based on ...