
Running
“My GP says everything looks normal. I still can't explain why I'm getting slower.”
Built for serious training
It's rarely talent or training volume. It's a ferritin level. A power asymmetry. A psychological pattern. Now you can have that information too.
2,000+ athletes already signed up for testing

Performance Testing
London, Shoreditch
Unbound featured in GQ, Marie Claire, The London Standard, SheerLuxe Man, Fitt Insider, Metrix, WGSN, and Sidemen, and partnered with Technogym.
Built for your sport
What limits a swimmer might not affect a Hyrox athlete. Your results are interpreted for your biology and your sport - not just one or the other.

Membership
One annual membership, everything we test: clarity on what's limiting you, and proof that your next training block is moving the needle.
£1 a day
Clinical Product Strategy
Every tier leads to the same outcome: clarity on what's limiting you, and proof that your next training block is moving the needle.


Dr Lucy Marples
Former Science Product Lead at ZOE and NHS GP, helping people make sense of their health data.


Dr Elliott Roy-Highley
Elliott advises the UK Government on preventive care and helps shape the future of public health in the UK.


Dr Tommy Wood
Tommy has spent over a decade as a performance consultant to Formula 1 drivers, Olympians and world champions.


Dr Anna Cantlay
Anna specialises in helping women understand how hormones influence their health and wellbeing.


Dr David Cox
Former Chief Medical Officer at Headspace, with expertise spanning brain health, stress and mental wellbeing.


Dr Tommy Wood
Tommy has spent over a decade as a performance consultant to Formula 1 drivers, Olympians and world champions.
How it works

Choose a time that works for you and visit one of our Spaces. Our team will guide you through everything before you arrive.

Move through a comprehensive set of advanced assessments — bloods, cardiovascular fitness, mental health screening and musculoskeletal evaluation.

Receive a detailed health report reviewed by our health team, with a personalised action plan and year-round support to keep you on track.
Every session without clarity is a session where someone like you is pulling ahead on information you don't have yet.
2,000+ athletes already signed up for testing