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When the temperature drops, staying inside seems like the obvious option. But if you have to embrace the cold weather, these tips will help you stay warm. 12 Hacks to Keep Warm Outside All Winter Long
Cold injury (or cold weather injury) is damage to the body from cold exposure, including hypothermia and several skin injuries. [6] Cold-related skin injuries are categorized into freezing and nonfreezing cold injuries. [5] Freezing cold injuries involve tissue damage when exposed to temperatures below freezing (less than 0 degrees Celsius).
Trench foot or immersion foot: a condition caused by repetitive exposure to water at non-freezing temperatures [11] The normal human body temperature is often stated as 36.5–37.5 °C (97.7–99.5 °F). [13] Hyperthermia and fevers are defined as a temperature of greater than 37.5–38.3 °C (99.5–100.9 °F). [8]
Sufficient stress from extreme external temperature may cause injury or death if it exceeds the ability of the body to thermoregulate. Hypothermia can set in when the core temperature drops to 35 °C (95 °F). [2] Hyperthermia can set in when the core body temperature rises above 37.5–38.3 °C (99.5–100.9 °F).
At least one person died from hypothermia: a dangerous condition that can occur when a person is exposed to extreme cold temperatures. The cold weather presents major threats to people of all ages.
Freezing temperatures from a harsh arctic blast are expected to affect nearly 300 million Americans across most of the continental U.S. in the coming days, according to the National Weather Service.
If intracellular freezing occurs, it will lead to death. Freezing injury is a result of lost permeability, plasmolysis, and post-thaw cell bursting. When spring comes, or during a mild spell in winter, plants de-harden, and if the temperature is warm for long enough – their growth resumes. [1]
The pathological mechanism by which frostbite causes body tissue injury can be characterized by four stages: Prefreeze, freeze-thaw, vascular stasis, and the late ischemic stage. [16] Prefreeze phase: involves the cooling of tissues without ice crystal formation. [16] Freeze-thaw phase: ice-crystals form, resulting in cellular damage and death ...