Tag: Physiological changes

In a 1965 vacuum chamber accident, a NASA technician exposed to near-vacuum conditions reported his saliva boiling on his tongue just before losing consciousness. So, what does a vacuum do to the human body and are the Hollywood depictions of exploding bodies and instant freezing truly accurate?

According to studies, 15% to 30% of older adults experience a phenomenon called “anorexia of aging,” a persistent, low appetite linked to age-related changes. Knowing at what age does appetite decrease naturally, and when it is a red flag, is vital for maintaining proper nutrition and overall health.

The human body is not a thermostat set to a single, fixed temperature; it is a dynamic system with natural, predictable fluctuations throughout the day. Understanding **what is the normal daily temperature variation** is a key step toward recognizing your personal health baseline and identifying when an unusual temperature is a sign of illness.

Studies have consistently shown that many in-hospital adverse events are preceded by observable signs of physiological decline. Understanding what clinical deterioration mean is crucial for ensuring patient safety and enabling timely medical intervention, which can significantly improve outcomes.