Fig. 1From: Functional electrical stimulation of the facial muscles to improve symptoms in individuals with major depressive disorder: pilot feasibility studyHamilton Rating Scale for Depression (HDS) scores at baseline and upon completion of 10 sessions of the Functional Electrical Stimulation Therapy (FEST) of the facial muscles (values between 0 and 6 indicate no depression). X-axis shows the 10 participants of the studyBack to article page