What are the symptoms of being severely depressed?

Life sucks: No interest sex or things you liked , it's like being inside beer bottle looking out. If severe someone would say here's $1000!spend it on whatever want and don't care. Disturbed sleep, no interest in anything, no joy no happiness. Some depression is just situational and short term, like losing job. If become non functional find professional help. Avoid negative situations, negative people, .

Severe Depression: Clinical depression presents with neurovegetative signs & symptoms, such as sadness, crying spells, flat affect, lack of motivation, changes in appetite/sleep/energy level, feelings of guilt & negative thoughts of self-harm.