Fig. 3: VTF experimental set-up.
From: Contractile behavior of the gastrocnemius medialis muscle during running in simulated hypogravity

Participant being suspended horizontally on the vertical treadmill facility (VTF) with an ultrasound transducer attached to the mid-belly of the GM muscle and electrogoniometers to record knee and ankle joint angles. Photo credit Charlotte Richter; participant provided written informed consent to publish this photo.