Shriek!

“Long-term exposure to traffic noise affects our blood biochemistry, over and above the effects of exhaust fumes. … It is thought that noise triggers the release of the stress hormone cortisol, which damages blood vessels over time. … A leading acoustics engineer, Trevor Cox, hypothesises that the noises we find most stressful are distress calls – screams with an unhinged roughness to them, caused by the vibrations of the vocal folds when someone is truly terrified.” https://www.theguardian.com/lifeandstyle/2018/jul/03/sonic-doom-noise-pollution-kills-heart-disease-diabetes

Tinnitus and my mother’s giddy excitement have been reclassified as fatal.

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