It is advisable anyways to consult a physician to find out if you need one at all.

Sad light boxes are providing light therapy to cut on such impending feeling of gloom.
SAD or seasonal affective disorder is a type of depression that percolates into people in the winter months. Melatonin, a hormone produced during dark hours is generally attributed with the disorder. The reason is simple.
Light therapy through SAD light boxes have been considered useful in treating other symptoms as well. Anomalies like compulsive-obsessive disorder, premenstrual dysphoric disorder or postpartum depression are effectively remedied through SAD light. 10000 lux generally needs a 30 minutes session to dispel the gloom and is considered typical. It is important though to neatly understand the benefits and demerits of the SAD light therapy. Further, they complain of side effects and harsh withdrawal symptoms. Light therapy through SAD light boxes decrease the production of melatonin and thus suppress the symptom. They LED Panel Light even head south for a vacation.
SAD light boxes are tiny portable devices comprising of fluorescent bulbs and tubes. The intention is just to beat the gloom caused by lack of light. It is largely determined by how body manages its internal biological rhythms or keeps it in sync with a 24 hour day. They are targeted on our open eyes.

Light therapy is highly beneficial in many ways and SAD has quickened up as a rage. Though the spread is effective from the month of September, it generally assumes worrying proportions between December-February.

This is manifest by people who do everything possible during winter to brighten themselves. Such light therapy imitates the outdoor light and hence alters the chemical balance of the brain relieving us of the gloomy depressive feeling. In patients, the amount of melatonin secreted becomes higher during winter months and thus the feeling of depression increases. They let more light filter through the window, they allow the blinds to be drawn up. This causes feeling of gloom and sadness. Some of them also lack insurance coverage for mental health services.
Second component is duration which should ideally be between 30 minutes to 2 hours.

Genetics and age contribute to SAD. In absence of regulars dose of sunlight, the hypothalamus begins to suffer (it Vintage Edison Bulb is the heat and temperature receptor). Intensity of light measured in Lux should ideally be between 2500 to 10000 lux. Sad Light Boxes are available at medical counters and prescriptions are not required. Light therapy should be a diurnal thing.

SAD lights have been considered better than the various anti-depressants in the market. It is important that light therapy is practiced during morning just after waking up. Few people try antidepressants but find it to be less effective. 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. Light therapy is the standard treatment used for the disorder. Pregnant women subject to such gloom fear taking antidepressants anyways.
The last specific is time. Daylight hours are shorter in winter. The first one is intensity.

It is important to align to three basic tenets of SAD light therapy