The first officer or copilot is second in command to the captain and assists in flight preparations and the operation of the ...

Testosterone levels peak during male puberty and decline with age in both males and females. With low testosterone in males, you can have a decreased sex drive, trouble with erections, and low sperm ...

Conclusions: SpO2 and PR measurements may be inaccurate across all skin pigmentation groups, breaching U.S. Food and Drug Administration guidance and industry standard thresholds. Pulse oximeters ...