Effects of tDCS and Physical Therapy in Chronic Migraine

The electrode will measure 5x5 cm and a current of 2mA will be applied for 20 minutes. The current density will be 0.08mA/cm². tDCS will be applied three times a week for 20 minutes over four weeks.

The electrode will measure 5x5 cm. The sham-type current will show a rising ramp where the initial 30 seconds will be real current with the same parameter as the active group. After this time, the current will be automatically stopped by the device. tDCS will be applied three times a week for 20 minutes over four weeks.

Manual maneuvers and therapeutic exercises will be performed for 30 minutes, three times a week over four weeks.

The placebo Physical Therapy will be applied for 30 minutes, three times a week over four weeks. The initial 20 minutes will be used for the application of simulated ultrasound bilaterally in the middle portion of the upper trapezius muscle. In the final 10 minutes, the researcher will place the palms of the hand under the occipital region without applying any force or movement with the participant in the supine position.