Massage chairs; electric massage chair for household purposes; posture correction device for use while seated, namely, an adjustable harness to correct one's posture for medical purposes; massage chairs for medical purposes; massage chairs for household purposes; electric heating cushions for medical purposes; non-electric heating cushions for medical purposes; electric massage apparatus for household use; electric foot massaging apparatus for household purposes; vibration massaging apparatus for household purposes; vibromassage apparatus; bed vibrators; electric foot warmers for medical use; massaging apparatus for personal use; foot massagers; body massagers; massage apparatus; electrically operated massagers