The symptoms are exactly the same as any other Depressive Spectrum disorder;
* Persistent sad, anxious or "empty" feelings * Feelings of hopelessness and/or pessimism * Feelings of guilt, worthlessness and/or helplessness * Irritability, restlessness * Loss of interest in activities or hobbies once pleasurable, including sex * Fatigue and decreased energy * Difficulty concentrating, remembering details and making decisions * Insomnia, early-morning wakefulness, or excessive sleeping * Overeating, or appetite loss * Thoughts of suicide, suicide attempts * Persistent aches or pains, headaches, cramps or digestive problems that do not ease even with treatment.
http://www.nimh.nih.gov/health/publications/depression/complete-publication.shtml
The only difference with a Reactive Depression, is that frequently those affected are able to recall a specific trigger event, or Trauma.
Anyone experiencing a number of the symptoms above, is advised to consult their doctor, or other medically qualified practitioner for an accurate diagnosis.
Reactive Attachment Disorder, or RAD, is a fairly common disorder. It occurs when a child fails to attach to his or her primary caregiver. A history of abuse as well as underdeveloped social skills are some symptoms.
Seasonal affective disorder, also known as winter depression is a common mood disorder. Symptoms include lack of energy, difficulty waking up in the morning and difficulty concentrating.
Bipolar Disorder and Schizophrenia have some symptoms that are quite similar. The main difference between these two is that schizophrenia's characterized by hallucinations and delusions while bipolar disorder is mainly manic behavior followed by periods of depression. Typically, bipolar behaviors are fairly distinguishable from schizophrenia, but there are some rare cases of schizo-affective disorder which is a combination of schizophrenia and bipolar disorder where there is a mood component accompanied by schizophrenia. In short, bipolar symptoms can be somewhat similar to schizophrenic symptoms, but unless the individual has schizo-affective disorder the symptoms won't be identical enough to confuse the two disorders with one another.
Research on the effectiveness of the Valkee ear light in treating seasonal affective disorder is limited and mixed. Some studies suggest that light therapy through the ear may have some benefits for improving mood and reducing symptoms of seasonal affective disorder. However, more research is needed to determine its overall effectiveness compared to traditional light therapy.
Other names for bipolar affective disease include manic-depressive disorder, cyclothymia, manic-depressive illness (MDI), and bipolar disorder.
Premenstrual Dysphoric Disorder has many symptoms associated with the disorder. Some of these symptoms include mood swings, irritability, change in appetite, and sleep problems.
There are a several symptoms of Schizotypal Personality Disorder. Some of these symptoms include discomfort in social situations, odd behavior or appearance, and no close friends.
A mental disorder is defined by psychological symptoms some of which are called psychopathological phenomena.
Some of the symptoms of an anxiety disorder would be constant worrying, insomnia, trembling, irritability, startling easily, fatigue and muscle pain.
Post Traumatic Stress Disorder is a serious disorder which is the result of a traumatic experience. Symptoms include flashbacks and nightmares. Rapid heart rate, muscle tension and sweating are also symptoms.
Somatoform or somatization disorder refers to a group of chronic conditions where physical symptoms such as pain and discomfort are present but no organic cause could be identified for them.
Some of his symptoms are depression, bipolar disorder, self-esteem, and post traumatic stress.