Energy psychology includes various techniques used to assess and treat emotional issues using the bio-energetic system.
Testing is usually performed by means of manual muscle testing, and various techniques  are used that involve stimulating various points on  the body by holding or tapping, assuming specific body postures, the use of affirmations and intention, and more. 
These therapies have been known to achieve noticeable results rapidly and usually do not cause any undue emotional distress or discomfort.