The world-famous AlterG® Anti-Gravity Treadmill™ empowers people to move in new ways, without pain—to  recover mobility, improve wellness, and enhance physical performance.

Using a pressurized air chamber to uniformly reduce gravitational load and body weight in precise 1% increments, AlterG enables patients and athletes to move unrestricted and pain-free. Since 2005, the AlterG Anti-Gravity Treadmill has changed the way athletes and diverse patient populations rehabilitate and train.

Features patented, NASA Differential Air Pressure (DAP) technology, a precise air calibration system, based on the user’s actual body weight.

Used in more than 6,000 facilities around the world and has helped millions safely and consistently reach their goals and achieve better outcomes.

Backed by a growing body of research, case studies and protocols spanning orthopedics, sports medicine, neurological disease, chronic condition management, and much more.