HEART RATE VARIABILITY - Outdoor EHF Exposure
The SPIRO® MULTIPLE DISCs are suitable as a protective measure against electromagnetic radiation. It has a beneficial effect on the heart’s and circulatory system processes and reduces the vegetative nervous system’s efforts to maintain internal balance.
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https://spirosolution.com/wp-content/uploads/2023/08/IGEF-Report-2016_Spiro-Level-5-Report-E.pdf