Symptoms of Depression: Complete Clinical List
Depression symptoms include depressed mood, fatigue, insomnia, loss of appetite and 2 more. Learn which are most common, how they progress over time, and which warning signs require prompt evaluation.
Updated March 27, 2026
The main symptoms of Depression include depressed mood, fatigue, insomnia, loss of appetite and 2 more. Depression is a common and serious mood disorder causing persistent feelings of sadness, hopelessness, and loss of interest in activities. It affects how a person thinks, feels, and handles daily activities. Effective treatments include therapy and medication.
Clinical Context
Symptoms of Depression vary between individuals and may change over the course of the condition. Early recognition allows for timely diagnosis and treatment.
Clinical Pathway
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Symptoms of Depression: Complete Clinical List?+
The main symptoms of Depression include depressed mood, fatigue, insomnia, loss of appetite and 2 more. Depression is a common and serious mood disorder causing persistent feelings of sadness, hopelessness, and loss of interest in activities. It affects how a person thinks, feels, and handles daily activities. Effective treatments include therapy and medication.
What are the first symptoms of Depression?+
Early symptoms often include depressed mood and fatigue. These can be subtle at first.
How many symptoms of Depression are needed for diagnosis?+
Diagnosis is based on clinical criteria and does not require all symptoms. Your doctor considers full medical history and test results.
Can Depression be present without obvious symptoms?+
Yes — some presentations can be asymptomatic or mild, especially in early stages.
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