ACE and NASM both does a great job for the general population, but NASM puts a slight bit more emphasis on corrective exercise. However, any of the certifications you have mentioned will get your foot into the door.
Broadway theatre, commonly known as Broadway, refers to the theatrical performances presented in the 41 professional theatres with 500 or more seats located in the Theater District and Lincoln Center along Broadway, in Midtown Manhattan, New York City.
The show made its debut on Broadway on 7 October 1982, at the Winter Garden Theatre with the same production team. On 19 June 1997, Cats became the longest-running musical in Broadway history with 6,138 performances. It closed on 10 September 2000, after a total of 7,485 performances. Its Broadway record was surpassed on 9 January 2006 by The Phantom of the Opera. It remains Broadway's fourth-longest-running show in history. Lloyd Webber stated that when the original show was produced, it cost Â£900,000, but on Broadway, it cost $5,000,000.