This disclosure relates to improved massage chairs. The massage chairs can include arms that are configured to transition between a closed position and an open position to assist individuals with entering or exiting the massage chairs. The massage chairs can also be configured to transition between an upright position and a reclined position. A locking mechanism can secure the arms of the massage chairs in the closed position when the massage chairs are in the reclined position or when the massage chairs are transitioning from the upright position to the reclined position.