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How excess cortisol can decrease heart rate variability

Cortisol is a hormone that plays a critical role in our body's response to stress. It is released by the adrenal glands in response to various stressors, including physical and...
How Luman can help combat seasonal depression

How Luman can help combat seasonal depression

It’s normal for anyone to feel a tad blue during the winter. Gloomy skies take their toll on a person’s mood, especially when you only get a few hours of...
Brain ‘Washing’ During Sleep May Explain Why a Good Night’s Rest is so Important

Brain ‘Washing’ During Sleep May Explain Why a Good Night’s Rest is so Important

“Brainwashing” is a term usually reserved for cults and other bad influences, not sleep. But new research indicates that your brain has the equivalent of a refreshing shower while you...
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How Luman can help combat seasonal depression

How Luman can help combat seasonal depression

It’s normal for anyone to feel a tad blue during the winter. Gloomy skies take their toll on a person’s...
Brain ‘Washing’ During Sleep May Explain Why a Good Night’s Rest is so Important

Brain ‘Washing’ During Sleep May Explain Why a Good Night’s Rest is so Important

“Brainwashing” is a term usually reserved for cults and other bad influences, not sleep. But new research indicates that your...
Embrace the Darkness

Embrace the Darkness

Imagine walking outdoors at night to be greeted with millions of stars, visible nebulas and galaxies. Over 100 years ago,...