The design of the present study will be a parallel-group randomized controlled trial that will be performed between september 2021 and march 2022.
Total = 62 patients. Experimental: PNE (31), Control: Usal care (31). Experimental: In individualized sessions to 31 patients, a health professional will explain the neurological mechanisms that are behind the perception of pain, fatigue and illness from the recent knowledge in neuroscience about brain and pain, as well as the brain's ability to change patien´s behaviour thanks to neuroplasticity.
There will be 10 sessions of 35 minutes, 2 times per week.
Each week the contents of the class and other complementary materials will be sent to the patients.
He outcomes will be assessed at baseline (t1) and one week after intervention (t2). Written informed consent will be acquired for all participants prior to their participation. The study will be implemented and reported in line with the CONSORT statement.