Some examples of mood disorders include:

•    Major depressive disorder — prolonged and persistent periods of extreme sadness

•    Bipolar disorder — also called manic depression or bipolar affective disorder, depression that includes alternating times of depression and mania

•    Seasonal affective disorder (SAD) — a form of depression most often associated with fewer hours of daylight in the far northern and southern latitudes from late autumn to early spring

•    Cyclothymic disorder — a disorder that causes emotional ups and downs that are less extreme than bipolar disorder

•    Premenstrual dysphoric disorder — mood changes and irritability that occur during the premenstrual phase of a woman's cycle and go away with the onset of menses

•    Persistent depressive disorder (dysthymia) — a long-term (chronic) form of depression

•    Disruptive mood dysregulation disorder — a disorder of chronic, severe and persistent irritability in children that often includes frequent temper outbursts that are inconsistent with the child's developmental age

•    Depression related to medical illness — a persistent depressed mood and a significant loss of pleasure in most or all activities that's directly related to the physical effects of another medical condition

•    Depression induced by substance use or medication — depression symptoms that develop during or soon after substance use or withdrawal or after exposure to a medication

•    Generalized Anxiety Disorder (GAD) — Characterized by excessive and persistent worry and anxiety about various aspects of life, such as work, health, relationships, and daily events, often without a specific trigger.

•    Panic Disorder — Involves recurrent and unexpected panic attacks, which are intense episodes of fear or discomfort accompanied by physical symptoms like chest pain, shortness of breath, dizziness, and a sense of impending doom.

•    Social Anxiety Disorder (SAD) — Marked by an intense fear of social situations, including public speaking, meeting new people, or being in crowded places, due to concerns about embarrassment, humiliation, or being negatively judged.

•    Specific Phobias — These are excessive and irrational fears of specific objects or situations, such as heights, spiders, flying, or enclosed spaces. The fear typically leads to avoidance behaviors.

•    Obsessive-Compulsive Disorder (OCD) — Involves recurrent unwanted thoughts (obsessions) and repetitive behaviors or mental rituals (compulsions) performed to alleviate anxiety.

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Signs and Symptoms you are likely experiencing a mood disorder:

• Feeling sad or anxious often or all the time

• Not wanting to do activities that used to be fun

• Feeling irritable‚ easily frustrated‚ or restless

• Having trouble falling asleep or staying asleep

• Waking up too early or sleeping too much

• Eating more or less than usual or having no appetite

• Experiencing aches, pains, headaches, or stomach problems that do not improve with treatment

• Having trouble concentrating, remembering details, or making decisions

• Feeling tired‚ even after sleeping well

• Feeling guilty, worthless, or helpless

• Thinking about suicide or hurting yourself