First Aid Treatment of Chilblain its causes and diagnose

Chilblain It is an allergic reaction to cold and dampness in susceptible individuals. There is patchy constriction of blood vessels of the skin associated with it. It may progress to trench foot if not treated adequately. The condition is diagnosed by the following features. The toes become red. There is intense itching Severe pain develops. Blisters and ulcers may develop. First Aid Warm the part gradually. Shift him to a...

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First Aid Treatment of Trench foot its causes and diagnose

Trench foot It occurs when there is exposure to temperatures above the critical tissue temperature in presence of moisture over prolonged periods. Predisposing conditions are malnutrition. Deficiency of proteins, vitamins and dehydration. The condition is diagnosed by the following features. There is hyperemia of the pat. The affected part feels numb. Pain, itching and tingling, and paresthesia Blisters appear later. Infection may develop locally. First Aid Rewarm the part gradually....

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First Aid Treatment of Frostbite its causes and diagnose

Frostbite Skin is the first tissue to become cooled. During very cold weather, especially if there is also a strong wind, frostbite occurs in the ears, nose, chin, hands and feet. The condition is diagnosed by the following features. Initially there is a white patch on a red face. Then it changes to mottled blue color. Pickling pain is felt in affected part. The exposed part becomes cold, painful and...

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First Aid Treatment of Hypothermia its causes and diagnose

Hypothermia Fall of the body temperature below 35 degree C is called hypothermia. Mild and moderate cases are reversible, but recovery is unlikely if the body temperature falls below 26-24 degree C. Hypothermia occurs in the following conditions. Very low environmental temperature without adequate protection in the form of warm clothes, properly heated house etc. Prolonged immersion in cold water. Wearing wet clothes. Exhaustion in cold climate. This condition is...

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First Aid Treatment of Snow blindness and welder’s flash its causes and diagnose

Snow blindness and welder’s flash In  occurs when the eyes are exposed to strong glare produced by the reflection of the sun on snow over prolonged periods, or with exposure ultraviolet light produced by welding. The condition is diagnosed by the following features. There is an intense pain in the affected eye, like sand or pepper in the eye. The eyes are red, watering, and sensitive to light. First Aid...

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First Aid Treatment of Sunburn its causes and diagnose-Effects of high temperature

Sunburn and its First Aid It occurs after excessive exposure the sun. It is seen at high altitudes in winter due to exposure to ultraviolet rays. The condition is diagnosed by the following features. There is itching over the burn. The skin is red, swollen and painful. In mild cases there are superficial burns. Severe cases have painful blisters. First Aid Place the patient in a cool place. Sponge the...

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First Aid to prevent heat injuries-Effects of high temperature

How to prevent heat injuries  1.Stay indoors during heat waves. Wear a minimum of clothing that is light in colour and loose fitting. 2.Improve ventilation in the house. Use shades and drapes to cut direct sunlight. 3.Limit the strenuous activities to the cooler times of the day. 4.Cook food in the early morning or late evening to avoid heating up the house during the hot part of the day. 5.Use...

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First Aid Treatment of Heat Cramps  its causes and diagnose-Effects of high temperature

Heat Cramps  They in occur when one replaces the fluid lost in sweat by drinking water without salt. The condition is diagnosed by the following features. There are intermittent painful contractions of skeletal muscles in the body. They occur in those muscles that have been involved in strenuous activity, usually those of the legs. Body temperature is normal or low. The cramps last a few minutes and generally disappear spontaneously....

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First Aid Treatment of Heat Exhaustio its causes and diagnose-Effects of high temperature

Heat Exhaustion It occurs in hot and humid environment after heavy and prolonged sweating either due to exposure to the sun or working in a close, hot atmosphere like factories, with failure to replace salt and water. The condition is diagnosed by the following features. Restlessness exhaustion is present. Faintness may be experienced. Headache, dizziness, nausea, vomiting are present. Sometimes there are abdominal cramps, or cramps in the limbs. Temperature...

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First Aid Treatment of Heat Stroke its causes and diagnose-Effects of high temperature

Heat Stroke (sunstroke)  It occurs when the body can no longer control its temperature by sweating as in the following conditions. It can prove to be dangerous. Very high environmental temperature. Prolonged confinement in hot atmosphere. Consumption of alcohol. Illness like malaria. The condition is diagnosed by the following features. There are restlessness, headache, dizziness, and discomfort. The skin is hot, flushed, and dry. The pulse is bounding. The body...

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Effects of Temperature change and its factors

Effects of Temperature change and its factors The human body has some mechanisms that help it adapt to changes in the environmental temperature. However when the changes are extreme and last for long duration, the protective mechanisms may fail, and the person may suffer from illness. The following factors increase risk of adverse effects of extremes of temperature change on the human body. Infect and elderly people. People who are...

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Drying Herbs in a Microwave oven-Herbal Planting

Drying Herbs in a Microwave oven- Herbal Planting We sought the advice of an expert on microwave cookery who considers microwave drying a very efficient and quick method of drying herbs. It is advisable to first do a few trial runs, leaving the herbs that have been microwave dried for two or three weeks in airtight containers to establish that they have dried and not developed mould. For future reference,...

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