Formula3 Fitness 5 years ago ID: #211928 Listed In : Healthcare 1785 Front Ave. Portland, OR 97204 503-987-8997 www.formula3fit.com/pdx Facebook Business Description Formula3 created Forge, Fire, Flow: a fitness system designed to condition the body's core components of strength, cardio and flexibility. Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : Fitness Classes Yoga Classes fitness app cardio classes weightlifting classes Portland fitness studio Pearl District fitness studio Slabtown fitness studio Northwest District fitness studio Eliot fitness studio