Immersion syndrome is caused by prolonged exposure to wet conditions at temperatures from 50 degrees F to 32 degrees F (10 degrees C to 0″ C). Immersion foot, trench foot, and trench hand are types of immersion syndrome injuries. Signs of immersion syndrome include blisters, swelling, redness, skin hot to the touch, and bleeding. Immersion syndrome …
Hypothermia is a condition where the body becomes dangerously cold. It can be caused by brief exposure to extreme cold, prolonged exposure to mild cold, from being cold and wet, or under cold water for too long. In cold weather, your body may lose heat faster than you can produce it. Hypothermia occurs when a person’s …
Urticaria, also known as hives, is an outbreak of swollen, pale red bumps or plaques (wheals) on the skin that appear suddenly — either as a result of the body’s adverse reaction to certain allergens (insect stings, sunlight exposure, etc.) or for unknown reasons. Hives usually cause itching, but may also burn or sting. They can …
Heimlich Maneuver on Self Heimlich Maneuver on Others Heimlich Maneuver on Animals
The most serious heat related illness is heat stroke. In simple terms, heat stroke is a breakdown of the cooling mechanisms of the body, induced by high body temperature. Someone who is experiencing heat stroke may stop sweating altogether and the skin will appear dry and hot. The pulse is usually strong but rapid. The person may have …
Heat rash (prickly heat) is a red or pink rash usually found on body areas covered by clothing. It can develop when the sweat ducts become blocked and swell and often leads to discomfort and itching. Heat rash may be affect in hot, humid climates. Heat rash looks like dots or tiny pimples. The rash can …
Heat Exhaustion is a serious state of heat illness. It is caused by low levels of body fluid and salts resulting from exposure to intense heat or the inability to adjust to heat. Heat exhaustion may or may not include collapse with or without consciousness. Symptoms include excessive sweating, cold clammy skin, normal or slightly …
Heat cramps are strong muscle contractions (spasms). The muscle contractions are forceful and painful usually involving muscles that are fatigued by heavy work such as calves, thighs, and shoulders. These cramps can be connected to heat, dehydration, and poor conditioning (examples: exercise or work in a hot environment). Some of the most common symptoms of heat cramps …
Like frostbite, frostnip is associated with ice crystal formation in the tissues, but no tissue destruction occurs and the crystals dissolve as soon as the skin is warmed. Frostnip affects areas such as the earlobes, cheeks, nose, fingers, and toes. The skin turns pale and one experiences numbness or tingling in the affected part until warming …
Frostbite is freezing of the skin or underlying tissues that occurs as a result of prolonged exposure to cold. It mainly affects the feet, hands, ears and nose. Frost bitten skin is pale or blue, stiff or rubbery to touch, and feels cold and numb. The severity is divided into 3 degrees: First degree: frostnip – Skin whitish …
