By Advocate.com Editors

Originally published on Advocate.com November 05 2009 2:25 PM ET

Signs and symptoms to look for that might lead you to believe that you or someone you know is depressed include

• Constant fatigue
• Insomnia or sleeping throughout the day
• Disinterest in normal activities
• Increased use of recreational drugs or alcohol
• Sad or irritated mood
• Tearfulness and feelings of despair
• Change in appetite with either weight gain or loss