iss040e071323 (7/23/2014) --- Russian cosmonaut Alexander Skvortsov, exercises on the Treadmill Vibration Isolation System (TVIS) in the Zvezda Service Module of the International Space Station (ISS). Photo is part of IVA clothing study. The Intravehicular Activity Clothing Study (IVA Clothing Study) dresses crewmembers in commercially available lightweight clothes that have been designed to resist odors.
Photographer Steve Swanson
Date July 21, 2014