![Sad therapy lamps tested: 'The optical equivalent of a freezing cold shower' | Health & wellbeing | The Guardian Sad therapy lamps tested: 'The optical equivalent of a freezing cold shower' | Health & wellbeing | The Guardian](https://i.guim.co.uk/img/media/bdaa88dea92653ffe4f249e31040bf35df84f160/243_361_5020_3012/master/5020.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=4d46981f1cae15beb78a8c7ed271975a)
Sad therapy lamps tested: 'The optical equivalent of a freezing cold shower' | Health & wellbeing | The Guardian
![KOZE Day Full Spectrum Light Bulb for Seasonal Depression, Energy and Mood, Happy SunLike LED, Circadian Rhythm SAD Support, Mimics Natural Sunlight Without UV, Dimmable, CRI 97, 5000k, A19 9W - Amazon.com KOZE Day Full Spectrum Light Bulb for Seasonal Depression, Energy and Mood, Happy SunLike LED, Circadian Rhythm SAD Support, Mimics Natural Sunlight Without UV, Dimmable, CRI 97, 5000k, A19 9W - Amazon.com](https://m.media-amazon.com/images/I/61cz-8Vap4L.jpg)
KOZE Day Full Spectrum Light Bulb for Seasonal Depression, Energy and Mood, Happy SunLike LED, Circadian Rhythm SAD Support, Mimics Natural Sunlight Without UV, Dimmable, CRI 97, 5000k, A19 9W - Amazon.com
![KOZE Day Full Spectrum Light Bulb for Seasonal Depression, Energy and Mood, Happy SunLike LED, Circadian Rhythm SAD Support, Mimics Natural Sunlight Without UV, Dimmable, CRI 97, 5000k, A19 9W - Amazon.com KOZE Day Full Spectrum Light Bulb for Seasonal Depression, Energy and Mood, Happy SunLike LED, Circadian Rhythm SAD Support, Mimics Natural Sunlight Without UV, Dimmable, CRI 97, 5000k, A19 9W - Amazon.com](https://m.media-amazon.com/images/I/61IrCwdJ6YL._AC_UF350,350_QL80_.jpg)