This is also the resonant frequency of the body's organs. At high volumes,
What frequency is lethal?
“The frequency that is thought to be most dangerous to humans is between 7 and 8Hz. This is the resonant frequency of flesh and, theoretically, it can rupture internal organs if loud enough.
How do frequencies affect humans?
“Our bodies and minds are extremely sensitive to a wide range of frequencies in music and sounds in our environment.… Sound frequencies in music can also affect our hormones and are capable of triggering a release of endorphins, which act as our feel good chemicals that relieve stress and strengthen our immune system.”