lowfrequencyintrusion.com - Low Frequency Intrusion - Is LFI a part of your life?

Description: Low Frequency Intrusion is the involuntary exposure to loud low frequencies in people’s personal space.

anxiety (5215) stress (4917) insomnia (449) high blood pressure (207) noise pollution (31) health effects (9) sleep disruption (3) low frequency intrusion (1) bass frequencies (1) increased heart rate (1)

Links to lowfrequencyintrusion.com (1)