In addition to being dictated by age and genetics, behavior, driven in part by thoughts and feelings, is an insight into individual psyche, revealing among other things attitudes and values. Social behavior, a subset of human behavior, study the considerable influence of social interaction and culture. Additional influences include ethics, encircling, authority, rapport, hypnosis, persuasion and coercion.
The psychotic symptoms typically have a depressive âtheme,â such as delusions of guilt, poverty, or illness. Seasonal affective disorder is characterized by the onset of depression during the winter months, when there is less natural sunlight. This depression generally lifts during spring and summer.
Seasonal affective disorder, or SAD, is a mood disorder that is caused by the lack of sunlight during winter. Light enters through the eye, then through the optic nerve and th â¦ rough the suprachiasmatic nucleus, or SCN.The SCN regulates the amount of melatonin released from the pineal gland of the brain.With shorter days and further darkness in the winter, melatonin is released which in effect, causes us to feel drowsy.   Seasonal Affective Disorder (SAD) is a problem which, if I remember  correctly, the experts claim is caused by reduced sunlight caused  by the shorter days starting in fall, winter, and possibly  extending into spring.