Evidence - based
Sport & Health
Performance
For athletes, professionals, and teams, delivered globally.
Recover stronger.
Return safer.
Injury risk reduction and return-to-performance support built around your body.
Injury Prevention & Rehabilitation
Fuel your body
smarter.
Tailored nutrition guidance and complete wellness support for lasting results.
Nutrition & Wellness
Learn. Apply.
Improve.
Workshops designed to build knowledge, skills, and real-world performance impact.
Education & Workshops:
Operating bases:
- Sri Lanka
- United Kingdom
- France
- Australia
Led by:
Dr. Sisitha Jayasinghe, an internationally recognized researcher and sport scientist, leads SJ Sport Science Consultancy (SJSSC), bridging cutting-edge research with real-world application to help you perform, recover, and thrive. Whether you are an elite athlete, aspiring competitor, working professional, or health-conscious individual, we provide science-backed guidance to achieve measurable results — wherever you are. While the fitness industry often chases trends, SJSSC delivers consistent outcomes through applied performance science: safe, sustainable, and measurable.
Why Choose SJSSC?
Why Choose SJSSC?
- Global coverage: international team of sport scientists, coaches, and rehabilitation specialists.
- Evidence-based: grounded in research, focused on measurable results.
- Hybrid approach: seamless support through tele-consults, testing, and digital dashboards.
- Tech-driven: wearables, Athlete Management System, and video analytics to convert data into actionable insights
- Collaborative network: partnerships with universities, tech innovators, and sporting bodies.
What we offer
What we offer
Applied Performance Science
- Data-driven training, movement analysis, and performance testing to help you train smarter, manage load, and perform at your best.
Injury, Risk & Return-to- Performance
- Reduce injury risk, recover safely, and return to performance with evidence-based prevention, rehab, and long-term athlete care.
Nutrition, Endocrine & Metabolic Support
- Personalized nutrition and wellness strategies to support performance, recovery, body composition, and overall health.
Education and capacity building
- Seminars, certifications, and practical workshops designed to turn sport science research into real-world application.
Technology & Data Integration
- Smart use of athlete data, wearables, and video analysis to support informed training and performance decisions.
Corporate Wellness Packages
- Scalable wellness programs that improve employee health, energy, productivity, and long-term lifestyle habits.
Built on Evidence. Designed for You.
Our Success Stories
Our Success Stories
Thilini Jayasinghe
Badminton, Sri Lanka
From Grassroots to the Olympic Stage
- Thilini Jayasinghe stands as the crowning jewel in SJSSC’s proud history of success. An exceptional badminton player from Sri Lanka, she represented her nation at two Summer Olympic Games, as well as numerous Asian and Commonwealth Games, across an illustrious career spanning more than 15 years.
- Throughout her journey, Thilini has shared a close and enduring bond with SJSSC, drawing immense benefit from its personalised training and meticulous competition preparation. With their steadfast guidance, she not only elevated her performance on the world stage but also navigated and overcame the many injury setbacks that tested her resilience along the way.
