Often at the heart of emotional difficulties is the difficulty caused by people becoming overwhelmed by their emotions for one reason or the other. Therapy helps with the integration of unprocessed feelings, however in the short term there is a benefit to learning proactive coping techniques to help regain control and build self-confidence.
Here are a few resources available through the NHS:
http://www.nhs.uk/Conditions/stress-anxiety-depression/pages/ways-relieve-stress.aspx
http://www.nhs.uk/Conditions/stress-anxiety-depression/Pages/mindfulness.aspx#different