Depression and anxiety are two of the most commonly-diagnosed mental health concerns. Everyone get depressed or anxious every once in while. That's totally normal. But a clinical depression or anxiety problem is a "down" mood that lasts for days, even weeks. It can dramatically affect your work, your family, and your day-to-day life. I have struggled with depression since my teenage years, and I have learned a number of coping strategies I would be glad to share.