How do bright lights work?
The exact cause of Seasonal Affective Disorder has yet to be scientifically proven, and so the mechanism by which bright lights work remains hypothetical. However, light therapy has been statistically proven effective in the treatment of SAD, which puts the role that daylight plays in regulating our daily body rhythms in the forefront of research. Two main hypotheses are postulated: • Bright lights work because they reset the daily body clock (i.e., circadian rhythms) which, for people with SAD, tends to get out of balance during the winter; • or Bright lights work because they help increase the level of the serotonin (a neurotransmitter that positively affects moods) which would otherwise decrease in the fall and winter. 8. How long does it take to experience the benefits of using bright light therapy? Response to light therapy is usually very quick, and most people will notice a marked improvement within one week. Most people similarly experience a rapid recurrence of symptoms if the
The exact cause of Seasonal Affective Disorder has yet to be scientifically proven, and so the mechanism by which bright light therapy work remains hypothetical. However, bright light therapy has been statistically proven effective in the treatment of SAD, which puts the role that daylight plays in regulating our daily body rhythms in the forefront of research. Two main hypotheses are postulated: Bright light therapy systems work because they reset the daily body clock (i.e.
The exact cause of Seasonal Affective Disorder has yet to be scientifically proven, and so the mechanism by which bright light therapy work remains hypothetical. However, bright light therapy has been statistically proven effective in the treatment of SAD, which puts the role that daylight plays in regulating our daily body rhythms in the forefront of research. Two main hypotheses are postulated: . Bright light therapy systems work because they reset the daily body clock (i.e., circadian rhythms) which, for people with SAD, tends to get out of balance during the winter; .
