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Humidity Aridity and Heat Stress
Description
Understanding the concept of heat stress requires looking at the combined effect of air temperature and humidity levels on the body's ability to cool itself through perspiration. The video demonstrates how dry conditions facilitate sweat evaporation and body cooling, whereas high humidity hinders this process, increasing the health risks associated with exposure to extreme heat.
Original title
לחות, יובש ועומס חום
הבנה של המושג עומס חום מחייבת התייחסות לשילוב שבין הטמפרטורה לאחוזי הלחות באוויר והשפעתם על יכולת הגוף להתקרר באמצעות הזעה. הסרטון מדגים כיצד תנאי יובש מקלים על אידוי הזיעה וקירור הגוף, בעוד שלחות גבוהה מעכבת תהליך זה ומגבירה את הסכנה הבריאותית בחשיפה לחום קיצוני.
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