The Fitness Center at Hyatt Grand Central New York
The fitness center at Grand Hyatt New York is endorsed by professional reviewers writing for major publications. Of the 8 publications that we monitored, 2 acknowledged the fitness center, such as Oyster and Star Service.
Hyatt Grand Central New York 
Oyster
Star Service
Oyster "Comfortable rooms, prompt service, an excellent fine dining restaurant, and a nice gym make this Midtown East giant a decent value"
Star Service "Unlike at some Hyatts nationwide, guests here may use the 24-hour gym with modern equipment featuring individual TVs and headphones free of charge"
