Common Cold

Common Cold

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The common cold, also known as a viral upper respiratory tract infection. CAUSE More than 200 different types of viruses are known to cause the common cold. Because so many different viruses can cause a cold and new cold viruses constantly develop, the body never builds up resistance against all of them. Colds are a frequent and recurring problem. MODE OF SPREAD The common cold is usually spread by direct hand-to-hand contact with infected secretions .Colds are most contagious during…

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Electrical Shock

Electrical Shock

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An electric shock can occur upon contact of a human body with any source of voltage high enough to cause sufficient current through the muscles or hair. The minimum current a human can feel is thought to be about 1 milliampere (msA). The current may cause tissue damage or fibrillation if it is sufficiently high. Death caused by an electric shock is referred to as electrocution. Generally, currents approaching 100 mA are lethal if they pass through sensitive portions of…

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Shock

Shock

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Shock is a life-threatening medical condition whereby the body suffers from insufficient blood flow throughout the body. Shock often accompanies severe injury or illness. Medical shock is a medical emergency and can lead to other conditions such as lack of oxygen in the body’s tissues & organ damage. It requires immediate treatment as symptoms can worsen rapidly. Causes of Shock Heart conditions (heart attack, heart failure) Heavy internal or external bleeding, such as from a serious injury Dehydration Infection Severe…

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Migraine

Migraine

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A migraine is a very painful type of headache. People who get migraines often describe the pain as pulsing or throbbing in one area of the head. Migraine Triggers Some people find that their migraines are triggered by something. Triggers might include: Certain foods: such as chocolate, cheese, red wine, citrus fruits, coffee, tea. Sleep: Too much or too little Changes in hormone balance in women: such as periods, the pill, menopause. Stress or relaxation after a period of stress….

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Scorpion Sting

Scorpion Sting

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Scorpion stings are most serious in young children, older adults and pets. Symptoms of Scorpion Sting Pain, burning and tingling sensation at sting site. Person experiencing a serious reaction may develop severe symptoms throughout the body. These symptoms include: Difficulty breathing Numbness Difficulty swallowing A thick tongue Blurred vision Movements Seizures Salivation High blood pressure Increased heart rate Muscle twitching