"Knuckleup pushes me beyond what I ever thought I could do and has made me realize that my only limit, is myself." - Reginalde Louima, Knuckleup Member
Sign Up For One Week Free!
Get a free orientation and training session
with one of our professionals!



Instructor Profile

Lucy Firth

Cycling / Personal Training

An avid sport enthusiast, Lucy began her health and fitness career with Knuckleup. She's a Personal Trainer, Spinner, and a Nutritionist at the club's Sandy Springs location. Certified in all three areas, her passion translates in her drive to motivate members to achieve the best cardiovascular and endurance fitness levels. On the side, she competes in figure competitions.