research at Germany

This is the latest information letting you know, German Research.According to German Research , sudden loud noise , or continuous low level irritating sound are an independent cardiac risk factor.
Traffic noise and machinery sounds increase adrenaline, affect blood composition, and increase the risk of heart attacks.Nature's sounds, water flowing and birds chirping are known to calm the heart.Decision Points

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<a href="https://getpaidout.blogspot.com/2010/12/research-at-germany.html">research at Germany</a>