. Difficulty making decisions or concentrating h. Low energy level g. Feelings of guilt or worthlessness f. Decreased pleasure in normal activities c. a. Difficulty sleeping or significantly increased need to sleep d. I specialize in the emotional contributors to physical illness and attempt to capitalize on the body's natural healing capacities to reduce and or eliminate physical problems. Weight loss or weight gain e. Difficulty making decisions or concentrating h. Difficulty making decisions or concentrating h. The following are symptoms of depression as outlined in the Diagnostic and Statistical Manual of the American Psychiatric Association. Difficulty. Difficulty making decisions or concentrating h. Low energy level.