Due to this high prevalence, vertebral artery hypoplasia (VAH) has not yet been considered an independent risk factor for ischemic stroke [1,2].
How to use your own headphones on Americanâs new 777-300ER. Passengers traveling in First and Business Class on Americanâs new 777-300ER are provided with Bose QuietComfort 15 Acoustic Noise Canceling headphones to use during the flight.
Part 2 Treating Airplane Ear or Congestion Caused by Pressure. 1. Treat blockage in the inner ear, often called airplane ear.. If you are flying, or driving in high altitudes, you may experience airplane ear.. Fast changes in altitude cause air pressure changes and can trigger airplane ear.