Dr. Chris Macedonia uses Doppler Ultrasound to measure changes in the size of the carotid artery on Dr. Ken Kamler. Such changes are a measure of acclimatization.

It is amazing how our Sherpas can set up their cooking operations in the middle of nowhere, and in a very short time. At night, their lanterns from within the tarps cast a cozy and inviting glow.

Some of the E-3 team prepares email to send home.

Dr. Jenny Grin conducts tests among E-3 team members- here with our Climbing Leader Jim Williams - for changes in vision, such as color blindness, depth perception and retinal hemmoraging.

Dr. Javier Davila uses the cardiodynamics device to measure a Sherpa's cardiac output.

Telemedicine Communications Expert Jim Bruton sets up the satellite communications and Totally Remote Commuications Video Compressor for a Live Video Transmission to Yale for "Daily Rounds".

Technical Expert Nathaniel Merriam sets up the computers for the E-3 team to use for both sending and receiving email and for the FTP if valuable medical data.

Compaq's Uninteruptable Power Source keeps E3 equipment safe from power failures.

Nathaniel writes E-mail using his Compaq Laptop.