11. All the deaths were related to heart disease and heat stress . 12. Heat stress is physiologically combated in four ways : conduction, convection, and evaporation.13. Heat stress was found to be the most pressing safety concern.14. Earlier last year, heat stress killed 900 cattle on one ship. 15. Special gear worn by firefighters protects them from fire and cuts heat stress . 16. This is significant because heat stress significantly limits wheat production in tropical climates. 17. Under intense heat, commanders will rely on a heat stress index, she said. 18. In hot climates city dwellers are also subject to heat stress . 19. Heat stress deaths in the United States may double by 2075, one researcher estimates.20. If not, and if the person continues to experience heat stress , heatstroke may occur.
