About us

Hans E Berg, is the founder and co-owner of Flywheelone, that was formed in 2021, and also the inventor of the original FWED resulting in its first International Patent 1993.  He also at the time co-founded and co-owned YoYo Technology AB (1989-) together with prof PA Tesch. The company had a subcontract/licence cooperation with OHB Gmbh, Bremen, that resulted in the FWED flown on ISS 2009 through an ESA contract.

The company manufactured all FWEDs used in ESA and NASA bedrest campaigns for simulated microgravity. FWED technology is now used in NASA and Chinese spacecraft.

Flywheel exercise has been described in more than 400 scientific papers 1994-2026, and is now an established exercise technology in athletics and rehab training.