The intention is just to beat the gloom caused by lack of light.

It is important to align to three basic tenets of SAD light therapy. Some of them also lack insurance coverage for mental health services. Daylight hours are shorter in winter.
SAD or seasonal affective disorder is a type of depression that percolates into people in the winter months. Though Food and Drug Administration has not attested light therapy owing to lack of evidence during clinical trials, the therapy has already been approved by people and therapists who consider it standard treatment for the SAD patients. Pregnant women subject to such gloom fear taking antidepressants anyways. Intensity of light measured in Lux should ideally be between 2500 to 10000 lux. Light therapy is the standard treatment used for the disorder.

The last specific is time. This causes feeling of gloom and sadness. Anomalies like compulsive-obsessive disorder, premenstrual dysphoric disorder or postpartum depression are effectively remedied through SAD light. The reason is simple. It is important that light therapy is practiced during morning just after waking up.

Though the spread is effective from the month of September, it generally assumes worrying proportions between LED Filament Bulb December-February. They even head south for a vacation. Sad Light Boxes are available at medical counters and prescriptions are not required.

This is manifest by people who do everything possible during winter to brighten themselves. Further, they complain of side effects and harsh withdrawal symptoms. It is advisable anyways to consult a physician to find out if you need one at all. Light therapy through SAD light boxes decrease the production of melatonin and thus suppress the symptom.

Second component is duration which should ideally be between 30 minutes to 2 hours. The first one is intensity. 10000 lux generally needs a 30 minutes session to dispel the gloom and is considered typical.

Sad light boxes are providing light therapy to cut on such impending feeling of gloom.

Light therapy through SAD light boxes have been considered useful in treating other symptoms as well. In absence of regulars dose of sunlight, the hypothalamus begins to suffer (it is the heat and LED Filament Bulb temperature receptor).

SAD lights have been considered better than the various anti-depressants in the market. Light therapy should be a diurnal thing.

Light therapy is highly beneficial in many ways and SAD has quickened up as a rage. In patients, the amount of melatonin secreted becomes higher during winter months and thus the feeling of depression increases. It is largely determined by how body manages its internal biological rhythms or keeps it in sync with a 24 hour day. They let more light filter through the window, they allow the blinds to be drawn up.

SAD light boxes are tiny portable devices comprising of fluorescent bulbs and tubes.

Genetics and age contribute to SAD. It is important though to neatly understand the benefits and demerits of the SAD light therapy. Melatonin, a hormone produced during dark hours is generally attributed with the disorder. Few people try antidepressants but find it to be less effective. They are targeted on our open eyes. Such light therapy imitates the outdoor light and hence alters the chemical balance of the brain relieving us of the gloomy depressive feeling