Can Whole Body EMS Train Multiple Muscle Groups and Support Fitness

A whole-body EMS system places electrodes over several large muscle regions and can stimulate them during the same session. That feature distinguishes WB-EMS from a small local stimulator. It does not mean that the electrical impulse replaces movement, cardiovascular work, or skill practice. Research suggests that the exercise paired with the stimulation remains central to the result.

Running with and without WB-EMS

In a randomized controlled trial, 59 healthy adults completed two 20-minute running sessions per week for eight weeks. One group ran with WB-EMS and the other ran without stimulation. Relative maximal oxygen uptake increased by 13 ± 3% in the WB-EMS group and 9 ± 3% in the running-only group. Both groups improved, but the difference between groups was not statistically significant. Maximum running speed increased by about 3% and 2%, respectively, and time to exhaustion did not change significantly.

Sport performance data

A smaller study assigned 22 elite soccer players to dynamic WB-EMS training or jump training during the competitive season. After 14 weeks, the WB-EMS group improved one-leg leg-press strength from 1.66 to 1.99 kilograms per kilogram of body mass. Five-meter sprint time improved from 1.04 to 1.01 seconds, squat-jump height from 35.9 to 38.8 centimeters, and one-step kicking velocity from 83.9 to 93.8 kilometers per hour. The study was small, involved elite athletes, and added WB-EMS to six or seven soccer sessions per week. These results should not be presented as typical consumer outcomes.

Why exercise selection still matters

Electrical stimulation recruits muscle fibers, while the voluntary exercise supplies movement pattern, joint range, coordination, and sport specificity. A squat-based WB-EMS session can train different qualities from running with WB-EMS, even if the same suit is used. A seven-week study in amateur soccer players found that jump training with superimposed WB-EMS did not meaningfully change aerobic performance or muscle lactate-transporter density.

Practical takeaway

Describe WB-EMS as a way to add stimulation across covered muscle groups during exercise. Avoid saying that a short EMS session automatically replaces resistance training and cardio. A more accurate message is that the training effect reflects both the electrical stimulus and the movement performed.

References

Ritzmann R, et al. Running with whole-body electromyostimulation improves physiological determinants of endurance performance - a randomized control trial. BMC Sports Sci Med Rehabil. 2023. Source

Filipovic A, Grau M, Kleinöder H, et al. Effects of a Whole-Body Electrostimulation Program on Strength, Sprinting, Jumping, and Kicking Capacity in Elite Soccer Players. J Sports Sci Med. 2016;15(4):639-648. Source

Wirtz N, et al. Seven Weeks of Jump Training with Superimposed Whole-Body Electromyostimulation Does Not Affect Endurance Parameters in Amateur Soccer Players. Front Physiol. 2020. Source