Use warm-tone light bulbs to create a cozy vibe—or consider smart bulbs that you can program to change the lighting or dim at a specific time to encourage you to close your book and close your eyes.

Terri Brien, the founder of Terri Brien Interiors, agrees with Kelly's take. "Bedrooms should feel restful and cohesive, and this trend often ends up feeling forced," she says. The good news is that ...