Best SAD lights
Seasonal affective disorder (SAD) lights
(5 of the best sun lamps: For vitamin D, SAD, and more (medicalnewstoday.com))
Best SAD lamps
Best overall: Verilux HappyLight Luxe
Best adjustable lux settings: Aura Day Light Lamp
Best for inducing natural sleep and waking: Philips SmartSleep Light Therapy Lamp range
Best bulb life: Circadian Optics Lumine Light Therapy Lamp
Best for vitamin D: Sperti Vitamin D Sunlamp