Depression (major depressive disorder) is a common and serious medical illness that negatively affects how you feel, the way you think and how you act. Fortunately, it is also treatable. Depression causes feelings of sadness and/or a loss of interest in activities you once enjoyed.
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-Feeling sad or having a depressed mood
-Loss of interest or pleasure in activities once enjoyed
-Changes in appetite — weight loss or gain unrelated to dieting
-Trouble sleeping or sleeping too much
-Loss of energy or increased fatigue
-Increase in purposeless physical activity (e.g., inability to sit still, pacing, handwringing) or slowed movements or speech (these actions must be severe enough to be observable by others)
-Feeling worthless or guilty
-Difficulty thinking, concentrating or making decisions
-Thoughts of death or suicide
Anxiety is a normal reaction to stress and can be beneficial in some situations. It can alert us to dangers and help us prepare and pay attention. Anxiety disorders differ from normal feelings of nervousness or anxiousness and involve excessive fear or anxiety.
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-Feeling restless, wound-up, or on-edge.
-Being easily fatigued.
-Having difficulty concentrating; mind going blank.
-Being irritable.
-Having muscle tension.
-Difficulty controlling feelings of worry.
-Having sleep problems, such as difficulty falling or staying asleep, restlessness, or unsatisfying sleep.