Table 2.

Description of the experimental groups.

Treatment group	Description
Group A (tDCSa)	Patients will be treated with only tDCS 3 times a week for 3 consecutive weeks.
Group B (exercise therapy)	Patients will be treated exclusively with exercise therapy for 2 or 3 days a week for 3 consecutive weeks, depending on the patient’s characteristics.
Group C (combined therapy)	Patients will be treated by combining tDCS with exercise therapy. They will be subjected to a cycle of tDCS 3 days a week for 3 consecutive weeks. On the days between 1 stimulation and another, the patients will carry out exercise therapy sessions.

^atDCS: transcranial direct current stimulation.