The HappyLight Liberty 10K [$100] provides up to 10,000 LUX of full spectrum light, the highest recommended output for addressing seasonal change, the “Winter Blues” (a subclinical form of Seasonal Affective Disorder [SAD]) or the effects of shift work, jet lag, malaise or fatigue. Balanced Natural Spectrum Daylight taps the potency of light to gently cue your body to recalibrate and stabilize, naturally reducing fatigue and lethargy while improving focus.

Buy: Verilux