Salivary Stress Markers, Depression, Mood State and Back Pain in Healthy Men in Two Bed Rest Conditions: Validation of Two Models for Human Space Flight

Balwant Rai^1* and Jasdeep Kaur²

¹Simulated microgravity and human body, JBR Institute of Health Education Research and Technology, India and Kapler Space University, South Carolina, USA

²JBR Institute of Health Education Research and Technology, Punjab, India

^*Corresponding Author: Balwant Rai, President, Simulated microgravity and human body, JBR Institute of Health Education Research and Technology, South Carolina, USA Email: