Related Experiment Video
Updated: Mar 28, 2026

Electric and Magnetic Field Devices for Stimulation of Biological Tissues
Published on: May 15, 2021
An Overview of Biofield Devices
David Muehsam1, Gaétan Chevalier2, Tiffany Barsotti3
1Visual Institute of Developmental Arts and Sciences, National Institute of Biostructures and Biosystems, Bologna, Italy; and Consciousness and Healing Initiative, San Diego, California (Dr Muehsam).
Biofield devices explore subtle energy interactions in biology, organizing processes from cellular to cosmic levels. Research highlights devices with known mechanisms and others requiring further study for clinical significance.
Area of Science:
- Integrates biophysics, biology, neuroscience, and psychology to explore biofield interactions.
- Focuses on the informational content of biological processes beyond reductionist viewpoints.
Background:
- Suggests a subtle system of biofield interactions organizing biological processes.
- Biofield interactions may regulate biological processes via electromagnetism, quantum fields, and subtle energy.
- Explores biofield interactions reflected in electroencephalographic (EEG) and electrocardiographic (ECG) data.
Purpose of the Study:
- To provide a broad overview of therapeutic and diagnostic biofield devices.
- To emphasize devices with solid, peer-reviewed evidence.
- To discuss methodological issues and future research interfaces.
Main Methods:
- Review of existing literature on biofield devices with peer-reviewed evidence.
- Categorization of devices based on their modes of operation (e.g., EMF-light, electrical current, intentionality).
- Analysis of devices with well-understood mechanisms (e.g., EEG/ECG-based HRV) versus those with unclear mechanisms (e.g., gas discharge visualization).
Main Results:
- Identified a variety of biofield devices, some with well-understood clinical applications (e.g., heart rate variability).
- Other modalities like gas discharge visualization and biophoton emission have unclear mechanisms and clinical significance.
- Device modes of operation are diverse, including electromagnetic fields, electrical current, sound, and intentionality.
Conclusions:
- Biofield devices represent a significant access point for advancing biofield research and concepts.
- The field has implications for both basic science and clinical medicine.
- Further interdisciplinary research is needed to understand incompletely understood mechanisms and clinical significance.
Related Concept Videos
Induced Electric Fields: Applications
Electrodes: Overview
There are two main types of electrodes in electrochemical cells. The first type, known as the working or indicator electrode, has a potential that is sensitive to the analyte's concentration and reacts to changes in...
Brain Imaging
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans), magnetic resonance imaging (MRI), functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
Applications of EMF Measurements

