Mark Fisher Fitness is an inclusive-all-levels-of-fitness-welcoming studio located at 411 W. 39th St in Hell's Kitchen. We’re serious about our fitness and serious about keeping it fun. Join MFF Tuesdays at 5:30pm in September and October for a bodyweight HIIT-style class that will get you sweatin', get your heart pumpin' and leave you feeling full of energy! Meet us in Bella Abzug Park in Hudson Yards, between W34th St and W35th St.