Indoor cycling: over 100 decibels

Indoor cycling can be great for your heart — and toxic for your ears
Some classes have nine times the recommended noise exposure dose for an entire day.
By Julia Belluz
Jun 1, 2018
https://www.vox.com/science-and-health/2018/5/31/17393394/spinning-cycling-exercise-loud-music-hearing-loss

Benign paroxysmal positional vertigo

Benign paroxysmal positional vertigo
May 28, 2015
http://www.mayoclinic.org/diseases-conditions/vertigo/basics/definition/con-20028216

canalith repositioning procedure

related:

Inner Ear ‘Rock Slides’ Lead To Vertigo
April 27, 2009
http://www.npr.org/templates/story/story.php?storyId=103463398

Central Texas ENT
http://centerforsinusandallergy.com

Deep Head Hanging Maneuver to Treat BPPV Vertigo
Fauquier ENT
November 2014

Lempert (BBQ) Maneuver to Treat BPPV Vertigo
Fauquier ENT
November 2014

Epley Maneuver to Treat BPPV Vertigo
Fauquier ENT
November 2014

Maneuvers to Diagnosis and Treat Benign Paroxysmal Positional Vertigo.
NEJMvideo
2014