Shingles is caused by the varicella-zoster virus-the same virus that causes chickenpox. After recovery from chickenpox, the virus remains in the body and lies dormant in the central nervous system. Over half of all shingles cases occur in people over the age of 60, with the burden of illness twice as high in people over 70, compared to people aged 60-69 years old. 2  4,18. 3  Shingles in caused by the same virus that causes chickenpox-varicella-zoster virus.
The Federal Aviation Administration (FAA) of the United States is a national authority with powers to regulate all aspects of civil aviation.
The FAA is charged with regulating airline safety. They make the rules on pilot training, proficiency and health standards. Also on aircraft design certification and aircraft maintenance standards and procedures. The FAA operates the air traffic control system and sets the standards for operations within that system. The FAA makes the rules, is the jury, judge and executioner for those who violate those rules.