The Gym Group was a quick and convenient way to have consistent access to a very good gym during a recent visit to London: the staff is superb, and the system for membership quite seamless - all managed electronically, but the staff will come out and help. There is plenty of equipment, though I would dock just one star because some is a little old, but still useful - this, combined with some clientele that will take over a machine for a disturbing amount of time accounts for the four rather than five stars... but the truth is that it's a great bargain, super accessible, with great staff and something you can manage for temporary use. read more