Best Smart Lights for Bedroom 2026: 8 Options Tested for Sleep and Ambiance

Why Smart Bedroom Lighting Matters More Than You Think The wrong bedroom light can wreck your sleep cycle. Blue-heavy LEDs suppress melatonin production by up to 58%, according to a 2025 Harvard Medical School study. Smart lights solve this by shifting color temperature automatically throughout the day. We tested 8 popular smart lighting systems over …