Scientists have developed a method which changes how a person's brain functions to boost confidence and eradicate fears. It is believed the technique may have the potential to treat psychological conditions such as post-traumatic stress disorder (PTSD), phobias and anxiety. Dubbed 'Decoded neurofeedback', the technology is still in its infancy and while Japanese researchers have found it works, it is not effective for everyone. The team have therefore published their findings in the hope other experts can help improve the procedure. Scroll down for video Scientists have developed a method which changes how a person's brain functions and it can be used to boost confidence and eradicate fears. Pictured, an anonymised person's brain scan