We believe the human body is intrinsically tied to the rhythms of the earth. Once more, there is an increasing amount of evidence based reasearch into exactly how these rhythms influence our health.
Light significantly influences cortisol levels. Cortisol levels should follow a circadian rhythm, peaking in the morning and gradually decreasing over the day. Chronic stress causes irregular cortisol spikes, eventually depleting cortisol production. With a light based alarm clock you will be taking a constructive step in controlling this hormone which can have positive benifits in your daily life.