ISS026-E-015923 (7 Jan. 2011) --- NASA astronaut Catherine (Cady) Coleman, Expedition 26 flight engineer, participates in the ambulatory monitoring part of the Integrated Cardiovascular (ICV) assessment research experiment in the Kibo laboratory of the International Space Station. Coleman is wearing electrodes, a Holter Monitor 2 (HM2) for recording Electrocardiogram (ECG), a European Space Agency (ESA) Cardio pressure / Blood Pressure unit to continuously monitor blood pressure and two Actiwatches (hip/waist and ankle) for monitoring activity levels.