Massage Chair Glossary

Let us help you figure out what massage chair features you need. We’ve listed some of the most common massage chair terms that will help you compare models and find the best fit for your lifestyle.


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4D Massage

A 4D back and glutes massage mimics deep tissue massage of human hands through the use of a 4D mechanism that moves up and down, left and right, in and out (intensity), and also adds a fourth dimension of variable speed on these movements, to create the feel of a human hands massage.

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3D/4D Massage

A 3D/4D back and glutes massage mimics deep tissue massage of human hands through the use of a 3D mechanism that moves up and down, left and right, in and out (intensity), and also adds a fourth dimension of variable speed on these movements, to create the feel of a human hands massage.

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3D Massage

More advanced than a standard 2D Mechanism, a 3D Mechanism will move on all three planes adding in and out intensity adjustments to the standard up & down and left to right movements.

2D Massage

Back mechanism moves side to side as it travels up and down the back for uninterrupted coverage.

360° 4-Node Plus Massage

Enhanced 4-Node Plus Back Massage Mechanism delivers a 360° figure 8 sweeping motion down the entire length of your spine while delivering five comprehensive massage techniques.

Air Ionizer

A feature that gently blows fresh air from small vents in the headrest to facilitate healthy oxygen intake

Airbag System

Mimics Swedish massage by inflating and deflating in a variety of methods and speeds to press the muscles and connective tissues; airbag sections can typically work independently or in unison.

Adjustable Shoulder Airbags

Get a more precise fit with adjustable shoulder airbags to better suit your body.

Bluetooth Speakers

Use your phone or Bluetooth device to create your own world of relaxation.

Bluetooth Technology

Allows users to connect their Bluetooth-capable mobile device to the massage chair in order to stream their own music wirelessly

Body Scan Technology

Detects the position of your body in the chair and targets specific areas of your body, such as the shoulders or calves, in order to deliver an accurate massage

Chromotherapy Lights

Lights on the side of the chair illuminate to set the mood.

Chromotherapy Programs

Chromotherapy uses color spectrum to help balance one’s physical, emotional, spiritual, and mental energy. Special programmed light therapy sequences help you wake up or wind down and can be combined with the perfect massage.

Complete Calf™ Kneading + Oscillation

Rollers combine with oscillating movement and compression air cells to simulate hands gently relieving tension and pain.

Compression Therapy

General massage technique consisting of rhythmic squeezing and pressure on muscles used to loosen the tissues

Decompression Stretch

A combination of chair movements and massage techniques to stretch the spine, opening up areas prone to compression on the human body.

Deep Pressure Massage

Any type of massage therapy performed with more pressure; encourages the muscles to relax, relieves general aches and pains, and stimulates the circulatory system

Deep Tissue Massage

Specific massage technique that helps muscle or connective tissue that has been injured or otherwise compromised; used to break up scar tissue, release adhesions where muscle or tissue layers have stuck together, or separate chronically tense muscle fibers

Four-Node Back Massage Mechanism

4 node traveling back mechanism delivers shiatsu, kneading, tapping, and knocking massage techniques

Intelligent Voice Command + Control

Activate your massage programs by using this simple hands-free voice command feature.

Intersound™ Technology

Intersound™  Technology

Integrated Air Ionizer

Negative ions are emitted near the air you breathe for cleaner air intake.

J-track Massage/Flex track

J-Track (or Flex Track) combines the neck-to-glutes coverage of an L-track with the superior stretching capabilities of an S-Track, for both maximum coverage and stretch capabilities.

Kneading Technique

Involves alternating and intermittent compression of the tissue, either by grasping it or compressing it against underlying bony surfaces


L-Track follows the natural curve of your back, then extends to your gluteus muscle group, for a more complete massage.

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Lumbar Heat

Heating modules located in the lower back of the chair provide a soothing sensation and loosen your muscles to better prepare your body for the massage.

Lumbar Stretch

Reclined position that effectively stretches and decompresses the lower back area to relieve pain and tension

Near Flat Reclining S-Track

Near Flat Reclining S-Track

Rocking Technology

A metronome-based movement to provide the classic rocking chair feeling, for soothing relaxation.


Massage chair roller track that extends from the neck through the lumbar region and conforms to the spine’s natural “S” shape

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Shiatsu Massage

A form of Japanese bodywork based on the theoretical framework of traditional Chinese medicine; shiatsu means “finger pressure”, and techniques include massages with fingers, thumbs, feet and palms; assisted stretching; and joint manipulation and mobilization

SootheMe™ Sound Therapy

The sound menu is right on the remote to envelope yourself in soundscapes that are designed to help you relax.

Swedish Massage

Most common type of massage that involves soft, long, kneading strokes, as well as light, rhythmic, tapping strokes, on topmost layers of muscles; this is combined with movement of the joints; four common strokes are effleurage, petrissage, friction, and tapotement

Sync Technique

A variation of kneading with the added back and forth motion as the sweeping action happens.

Syner-D™ Dual Back Massage

Syner-D tandem back mechanisms mimic the human hands of 2 masseuses, in choreographed rhythm from your neck to your glutes.

Tapping Technique

A light percussion (or tapotement) movement that imitates fingers tapping on the back and shoulder muscles

Triple Foot Roller Total Sole Reflexology

Full triple rollers per foot create the most Reflexology coverage available in any massage chair sending therapeutic relief throughout your body.

Tri-Zone Heat

Advanced heat in the foot, the lumbar, and in the back massage nodes deliver unmatched heat therapy.

TrueFit™ Body Scanning

Advanced body scanning customizes the massage experience for each user.

TrueFit™ Footrest Extension

The footrest mechanically extends,  then retracts, in order to create a custom length set to the user’s legs.

True Inversion

The chair reclines back just beyond horizontal, reversing the gravitational force on your back to the point where gravity assists with spinal correction.

Waist Twist Therapy

Gentle twisting of the waist assists in stretching which helps increase range of movement.

Weightless Zero Gravity Recline

Zero Gravity elevates your feet up over your heart to improve overall circulation and reduces gravitational force on your spine for a sense of weightlessness.

Zero Gravity

Massage chair position in which the legs are extended and elevated above the heart, allowing the spine to decompress and providing a sense of weightlessness

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Zero Wall Fit™ Space-Saving Technology

Space-saving design, slides the chair forward when reclining taking up less space in your room.