Objective To define static, dynamic, and cognitive fit and their interactions as they pertain to
exosystems and to document open research needs in using these fit characteristics to inform …

Astronauts experience disturbances in balance and gait function when they return to Earth.
The highly plastic human brain enables individuals to modify their behavior to match the …

We have considerable knowledge about the mechanisms underlying compensation of Earth
gravity during locomotion, a knowledge obtained from physiological, biomechanical …

The lunar dust problem was first formulated in 1969 with NASA's first successful mission to
land a human being on the surface of the Moon. Subsequent Apollo missions failed to keep …

Control of vehicles and other complex systems is a high-level integrative function of the
central nervous system (CNS). It requires well-functioning subsystem performance, including …

A comparison of high-resolution human skin strain field data at the elbow joint measured
using three-dimensional digital image correlation (3D-DIC) is presented. Developing skin …

Finally, there were limitations to this study. Only 6 male astronauts participated in this study.
The test team was unable to determine to what extent the POGO, unsuited harness and …

High-resolution human skin strain field data is presented for the shoulder joint measured
using three-dimensional digital image correlation (3D-DIC). Developing mechanical counter …

Exposure to lunar dust during Apollo missions resulted in occasional reports of ocular,
respiratory and dermal irritations which showed that lunar dust has a risk potential for human …

Background How space suits affect the preferred walk-run transition is an open question
with relevance to human biomechanics and planetary extravehicular activity. Walking and …