The 4d pro® reaction trainer was developed by dr homayun gharavi md phd phd, doctor of medicine and sports sciences. Dr gharavi is the founder and head of the german academy of applied sports medicine.
He has travelled the world as a team doctor and fitness coach to various Olympic teams since 1997. He is also a sought after guest speaker on international congresses.
After working with rigid suspension systems for many years, dr gharavi came to the conclusion that they were making his athletes slower instead of faster. “the problem with rigid systems: with every repetition the movement becomes slower – in athletics an absolutely senseless feature.” His search for a solution began …
His idea was a device that worked all the muscles dynamically, to meet the demands of sports and everyday life. This trains the muscles to move faster and independently from eachother. It had to be simple, comfortable, effective, easy on the joints – and fun. The 4D PRO ReAction Sling Trainer was born.