About Us >
One Three Fitness Owner, Mario Miller obtained his
Physical Education degree from Sinclair Community
College. He is certified through the International Sports
Science Association to perform direct fitness training,
fitness instruction and much more.

One Three Fitness was created out of a sincere desire to
help people develop their mind, body and spirit. The core
goal is to train, exceed, achieve and maintain a healthy
  • Leukemia & Lymphoma Society Team In Training Triathlon Team
  • Men's Senior Baseball League Player
  • USAT Member
  • International Sports Science Association
Professional Trainer &

  • National Certified Fitness Trainer
  • National Certified Sports Specified Specialist
  • CPRO& First Aid/Basic Water Rescue

  • Fitness Consultant for DeKalb County Parks & Recreation
  • Fitness Programs and Centers Designer/Consultant
  • Fitness Instructor/Wellness Coach Metro Atlanta YMCA's
  • Fitness Consultant Bally's Total Fitness Center
  • Fitness Consultant Atlanta Public School
Training Experience >
Memberships >
We Train
Achieve &
We help
that is our goal
for YOU. "
Certifications >
Mission Statement >

Our mission is we Train, you Exceed, you Achieve, we help you Maintain and we incorporate
sport specific movements and exercises for athletes,non-athletes, teenagers, middle aged
adults, senior adults and Special needs and Handicap in physical fitness.