The Fitness Center at Hilton Vancouver Downtown
Westin Grand Vancouver's fitness center is endorsed by expert reviewers. Of the 6 reviews that we monitored, 2 mentioned the fitness center, including Oyster and Star Service.
Hilton Vancouver Downtown 
Oyster
Star Service
Oyster "An outdoor saltwater pool, 24-hour gym, and "Workout Suites" equipped with treadmills and stationary bikes make it easy to keep up (or kick off) fitness routines, while Hidden Tasting Bar & Social Lounge serves up local and regional favorites for all meals"
Star Service "Adjacent to the fitness center is the "Renewal Room," where a limited menu of spa services is offered; in-room treatments can also be arranged"
