Relevant research:
#1 An independent Study on Blushield’s technology that found positive health effects from using the devices.
A Pilot Study Evaluating the Feasibility and Efficacy of an In-Home Resonance-Based Electromagnetic Field Protection Device on Improving Markers of Health and Cognitive Function Among a Sample of Healthy Adults. Christopher R D'Adamo et al. Integr Med (Encinitas) - September 2022
#2 - Study finds that EMF shielding in general is not harmful, but can block our own biological electromagnetic frequencies if used extensively or improperly.
Shielding methods and products against man-made Electromagnetic Fields: Protection versus risk. Dimitris J. Panagopoulos, George P. Chrousos. Science of The Total
Environment - 2019
#3 - Scalar Energy, while normally remaining largely unnoticed, has some practical uses for energy technology because of special attributes
Scalar Waves: Theory and Experiments 1.
Furtwangen University. Meyl Konstantin - 2001