The symptoms of seasonal depression can affect the quality of life of the person, and they can also turn into a quality that makes it difficult for him to do his daily work and make the right decisions. Some of these symptoms are; reluctance, despair, loss of appetite or constant eating, feeling of worthlessness, unhappiness, sleep disturbance, pessimism, feeling of depression, reasonless crying, excessive tiredness, tension, loss of joy of life.
The exact cause of Seasonal Depression is unknown, but various hypotheses are discussed. Melotonin, Serotonin hormones, hereditary features, personality traits, and previous depressions are listed as the prominent ones.
It has been determined that the effect of a hormone called Melatonin is important in Seasonal Depression. The hormone melatonin, a hormone produced by the pineal gland in the brain, increases in dark environments. In autumn and winter, the shortening of the days and the decrease in the duration of sunlight increase this hormone. The increase in melatonin hormone can cause effects such as slowing down the physical movements of the person, exhaustion, drowsiness and fatigue.
In contrast to the increase in the melatonin hormone, the decrease in the serotonin hormone is also important. Serotonin is a chemical that affects people’s energy, joy and enthusiasm and is known to be produced in the body with sunlight. (neurotransmitter) is an item. For this reason, it is accepted as an important factor in the formation of seasonal depression in terms of reducing energy and enthusiasm.