EMS During Prolonged Sitting Increases Vascular Endothelial Function, Japanese Study Finds

Does EMS Actually Lower Fasting Blood Sugar?

This systematic review and meta-analysis searched major databases (MEDLINE, EMBASE, Cochrane) and analysed 35 human studies, with nine high-quality randomised controlled trials (180 participants) included in the meta-analysis. Researchers measured effects using standardised mean difference on fasting blood glucose, OGTT and HOMA-IR, finding significant improvements (SMD 0.48 and 0.41). The study is highly legit because it followed rigorous Cochrane methods, assessed risk of bias, was registered on PROSPERO, and was published in the peer-reviewed journal Frontiers in Endocrinology by researchers from the University of Texas at El Paso. Read the full blog post to understand the practical implications for home EMS use, who benefits most, and how this research-backed technology may support better blood sugar management in everyday life. https://oriems.fit/blogs/research-digest/ems-lower-fasting-blood-sugar-study

Can EMS Trick Your Arteries Into Exercising?

This 2026 University of Georgia study suggests EMS may support circulation-related responses without pills or tablets, by directly activating muscles. Researchers stimulated eight lower-body muscle groups for 10 minutes and measured real physiological changes: whole-body oxygen use rose 36%, heart rate rose 22%, and muscle oxygen use increased around 12-fold. Using Doppler ultrasound, they also recorded a significant change in femoral artery blood-flow velocity after stimulation. This is legitimate research because it used named scientists, ethics approval, scientific equipment, and published data. Read the full blog to see what EMS may mean for everyday wellness. https://oriems.fit/blogs/research-digest/can-full-body-ems-support-blood-flow-without-pills

EMS During Prolonged Sitting Increases Vascular Endothelial Function, Japanese Study Finds

In a peer-reviewed study published in Physical Therapy Research (2022), 12 healthy men completed 1 hour of prolonged sitting. One session included 20 minutes of lower-body  EMS using belt electrodes at 4 Hz and 50% maximum intensity. In the control trial, vascular endothelial function declined, with FMD dropping significantly. In the  EMS  trial, normalised flow-mediated dilation (nFMD) of the brachial artery rose significantly from 0.84 ± 0.43 to 1.14 ± 0.77. Researchers from Osaka Yukioka College and Tokushima University showed passive muscle contractions increase blood flow, shear stress and nitric oxide while reducing sympathetic activity. This credible evidence proves  EMS  supports better circulation during sitting. Read the full post for practical desk-worker insights and mechanisms. Full study: https://oriems.fit/blogs/research-digest/ems-prolonged-sitting-vascular-endothelial-function-study

One 30-Minute EMS Session Improved Vascular Endothelial Function and Blood Flow, Study Finds

In a 2016 quasi-randomized controlled trial published in the International Heart Journal, Kitasato University researchers tested one 30-minute EMS session on the thighs and calves of 34 men ~12 days after heart attack. Only the group receiving EMS with muscle contractions showed clear benefits: vascular endothelial function (RH-PAT index) improved significantly from 1.61 to 1.85 (p<0.05), while peripheral blood circulation (Foot-tcPO₂) rose markedly during and after the session (p<0.01). The sensory-only control group showed no meaningful changes. The session was safe — systolic blood pressure rose less than 10 mmHg, heart rate stayed stable, and there were no adverse events. Researchers link the improvements to increased shear stress triggering nitric oxide release. This rigorous, peer-reviewed evidence from a leading Japanese medical university suggests EMS can support better blood flow. Read our full blog post for the complete story and what it means for everyday vascular wellness. Full info: https://oriems.fit/blogs/research-digest/can-one-ems-session-reboot-your-vascular-health

Can Timed Muscle Stimulation Reduce Heart Workload?

A 2017 study by researchers from Kurume University School of Medicine in Japan, published in the respected journal PLOS ONE, tested electrical muscle stimulation on the lower limbs timed with each heartbeat. In 9 out of 11 healthy volunteers, this approach generated effects similar to heart-assist devices. It significantly increased cardiac output from 4.8 to 6.1 litres per minute and stroke volume, while lowering peripheral vascular resistance — all without raising blood pressure. These results suggest that properly timed electrical muscle stimulation may support better blood flow by enhancing the natural pumping action of the calf muscles, often called the body’s “second heart.” Because the study was conducted by credible scientists at a leading Japanese university and published in an international peer-reviewed journal, the findings carry real weight. Read on to discover what this could mean for using EMS technology more effectively. Full info: https://oriems.fit/blogs/research-digest/what-if-strengthening-your-legs-could-help-your-heart