Not all people experience depression and anxiety the same way. This post focuses on a single set of experiences, and isn't meant as definitive. Always consult with your doctor about your personal health and wellness, including any recommendations you find online.
If you need information and practical advice on depression, you can call the Rethink advice and information service on 0300 5000 927 (10am–2pm), if you're in the UK.
The Depression Alliance, a charity for sufferers of depression, has a network of self-help groups.
You can call the Samaritans for confidential support if you're experiencing feelings of distress or despair on 08457 90 90 90 (24-hour helpline).
And you can call the Crisis Call Center at 1-800-273-8255 at any time of the day if you're based in the US.