Saša Stefanović
Sports professor with professional football experience. In practice, he encourages people to exercise long-term and believes in the power of continuous work that creates progress. Lives an active sporting lifestyle.
Born in 1988 in Belgrade where he completed elementary and secondary medical school - specialization as physiotherapy technician. After that, he enrolled at the Faculty of Sport and Physical Education in Belgrade where he completed undergraduate and master's studies.
He dedicated his sports career to football, which he actively played for 15 years. After a rich career, he devoted himself to coaching where he worked for years as a teacher in schools, as a coach of all categories in football clubs and in fitness. After many years, he decided to dedicate himself solely to fitness and working with recreational athletes where he sees himself in the future. He joined the Kubo Training Center team during 2024 with the desire to contribute to it in his own way.
Exercise and a healthy lifestyle are his daily routine, which he wants to use to motivate others to take the same path. He is sociable, smiling, communicative and ready for professional development.

We believe in the power of individual approach
We work on developing healthy habits that will benefit you long after you achieve your initial goals.

Nemanja Todorović
Master Professor of Physical Education and Sports

Nenad Cvijanović
Master Professor of Sports and Physical Education

Ivan Krstić
Master Professor of Sports and Physical Education

Vukašin Stojanović
Master Professor of Sports and Physical Education

Nikola Kodelja
Graduate Professor of Sports and Physical Education

Marko Ristić
Master Professor of Sports and Physical Education

Marko Sajić
Graduate Professor of Sports and Physical Education

Marko Šmrkić
Master Professor of Sports and Physical Education

Vuk Piljak
Graduate Professor of Sports and Physical Education

Stefan Vesović
Master Professor of Sports and Physical Education

Vladimir Spasić
Master Professor of Sports and Physical Education

Saša Stefanović
Graduate Professor of Sports and Physical Education

Nemanja Todorov
Graduate Professor of Sports and Physical Education

Nikola Babić
Graduate Conditioning Trainer
Frequently Asked Questions
Answers to your most common questions
- How are healthy habits acquired?
- Acquiring healthy habits is a gradual process that requires a strategic approach and consistency. At Kubo Training Center, we apply scientifically proven habit formation methods, starting with small, manageable changes that build up over time. It's crucial to set realistic goals and create a system that supports new habits - for example, preparing healthy meals in advance or scheduling workouts at a specific time of day. We monitor your progress and adjust strategies according to your individual needs and lifestyle. Through education and support, we help you understand why certain habits are important, which increases motivation for maintaining them. Successful lifestyle transformation requires patience and dedication, but the results in terms of improved health and quality of life make that effort worthwhile.
- How do daily goals contribute to achieving bigger goals?
- Daily, smaller goals are stepping stones that lead to bigger, long-term goals in fitness transformation. They transform seemingly unreachable goals into a series of manageable tasks. For example, if your ultimate goal is to lose 20kg, focusing on daily tasks such as consuming a certain amount of protein, drinking enough water, performing planned workouts, and maintaining quality sleep makes the process less intimidating. At Kubo Training Center, we help you develop a daily routine that supports your long-term goals. We track your progress through body composition measurements, workout logging, and nutrition diary keeping, which enables timely corrections and maintains focus on the path to success.
- How important is consistency in achieving goals?
- Consistency is the foundation of every successful fitness program and a key factor in achieving desired results. When we talk about body transformation, every action has a cumulative effect - whether positive or negative. Regular exercise, proper nutrition, and adequate rest build positive adaptations in the body, strengthening muscles, accelerating metabolism, and improving health. However, deviations from the plan can significantly slow progress. For example, one day of overeating can cancel out the progress of several days of proper nutrition, while skipping workouts can slow the development of strength and endurance. That's why at Kubo Training Center we emphasize the importance of creating sustainable habits that you can follow long-term, instead of quick but temporary solutions.
- How to find the right way of recreation for yourself?
- Finding the right way of recreation is crucial for long-term maintenance of a healthy lifestyle. The process begins with self-analysis - thinking about activities that naturally attract you and goals you want to achieve. Strength training is a tool that is useful for improving health and general, everyday functionality, and that is what we do best at Kubo Training Center. It's important to consider factors such as your current fitness level, health status, time constraints, and preferences regarding individual or group exercise. The best activity is one that you will regularly and joyfully practice, thus contributing to your physical and mental health.
- Is it always easy to maintain motivation for training?
- Maintaining motivation for training is a dynamic process that varies even among the most dedicated exercisers. It's important to understand that motivation is not a constant state and it's normal for it to be lower sometimes. Even professional athletes and fitness trainers experience periods of reduced enthusiasm. The key is developing discipline that will guide you forward when motivation wanes. At Kubo Training Center, we help you build a sustainable routine through setting realistic goals, tracking progress, and celebrating small victories. Also, group energy and trainer support can be a powerful motivational factor. We focus on creating a positive relationship with exercise, where training becomes a reward, not a punishment.
- Why is it difficult to achieve and maintain fitness results?
- Achieving and maintaining fitness results presents a challenge that combines multiple factors. At the beginning of a fitness journey, our body resists changes because it tends to maintain its existing state (homeostasis). Transformation requires not only physical effort through regular training, but also mental strength to maintain healthy nutrition and lifestyle habits. Results are often not visible immediately, which can be demotivating. However, understanding that body transformation is a gradual process that requires time, persistence, and consistency is key to success. At Kubo Training Center, our experts guide you through this process, helping you overcome obstacles and stay focused on your goals. Real results come when you accept that fitness is a lifestyle, not a short-term solution.
- Why is it important to address the cause, not the consequence of problems?
- Focusing on solving the cause, not just the consequences of health and fitness problems, is crucial for achieving long-lasting results. For example, instead of just fighting excess weight with restrictive diets, we investigate and address the underlying causes such as poor eating habits, lack of physical activity, or hormonal imbalance. At Kubo Training Center, we approach each client holistically, analyzing lifestyle, eating habits, stress levels, and sleep patterns. Through education and support, we help you understand your body and develop healthy habits that will prevent the recurrence of problems. This approach leads to sustainable results and improvement of overall health.
- Why is it important to set objective goals?
- Setting objective, measurable goals in fitness is crucial for long-term success as it creates a clear path to desired results. Unrealistic expectations often lead to disappointment and giving up. When setting goals, it's important to consider factors such as genetics, current health status, lifestyle, and time constraints. At Kubo Training Center, we help you set SMART goals (Specific, Measurable, Achievable, Relevant, and Time-bound). For example, instead of the goal "I want to lose weight," we set a specific goal "I want to lose 4kg of body fat in the next 3 months through 3 workouts per week and following a nutritional plan." This approach enables progress tracking and program adjustment as needed.
- Why is the path to healthy living simple, but not easy?
- The path to healthy living is conceptually simple - you need to exercise regularly, eat healthy, and get enough rest. However, in practice, this path presents a challenge because it requires changing deeply rooted habits and fighting against daily temptations. At Kubo Training Center, we understand these challenges and provide structured support through customized training and nutrition programs. We focus on gradual changes that you can maintain long-term, instead of drastic changes that often lead to returning to old habits. The key to success lies in a balanced approach that takes into account your lifestyle, commitments, and preferences, creating a sustainable plan that leads to lasting transformation.