Seasonal Affective Disorder
Seasonal Affective Disorder Causes
SAD is usually caused by insufficient bright light during the winter months. It was found that bright lights change the chemicals in the brain.
Seasonal Affective Disorder Definition
This disorder is also known as winter depression wherein sufferers feel normal mental health all through most of the year but feels depressed during the winter. People experiencing this disorder, tend to sleep too much, have less energy, and craves for sweets and starchy foods. There are three types of this disorder which are Fall and Winter SAD, Spring and Summer SAD and Reverse SAD.
Seasonal Affective Disorder Diagnosis
SAD can be difficult to diagnose for the reason it is difficult to determine from other forms of depression. A physician will ask if the symptoms have been experienced for at least two years consecutive and if it was the same season. Also questions whether the depression periods were followed by seasons wherein you did not feel depressed.
Seasonal Affective Disorder Symptoms and Signs
For Fall and Winter SAD are fatigue, depression, anxiety, hopelessness, lack of energy, withdrawal from social life, sleeping too much, lack of interest in activities once enjoyed, change in appetite, weight gain, hard up in processing and concentrating information. For Summer and Spring SAD symptoms are anxiety, insomnia, irritability, agitation, loss of weight, lack of appetite and elevated sex drive. For Reverse SAD symptoms are elevated social activity, hyperactivity and uncontrolled enthusiasm which are out of proportion to the situation.
Seasonal Affective Disorder Treatment
Light therapies, ionized-air reception, medication, careful timed supplementation of the hormone melatonin and cognitive-behavioural therapy are used to treat classic SAD. Other effective treatments are SSRI (selective serotonin reuptake inhibitor) and bupropion.