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What Causes Multiple Sclerosis?
The National Multiple Sclerosis Society (US) describes the disease as a chronic, often disabling disease that attacks the central nervous system (CNS), which is made up of the brain, spinal cord, and optic nerves. Symptoms differ in individuals and may...
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What Causes a Person to Blackout?
Syncope is defined as “partial or complete loss of consciousness with interruption of awareness of oneself and ones surroundings”. When the loss of consciousness is temporary and the person recovers spontaneously, it is referred to as syncope or, in non-medical...
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What Causes Vitamin D Deficiency?
Vitamin D is a group of fat-soluble prohormones with active metabolites, and Vitamins D2 and D3 are the two major forms. Sun exposure, food and supplements all produce vitamin D in addition to the amounts produced by the body. Calcitriol...
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What Causes High Blood Pressure and High Pulse Rate?
High blood pressure or hypertension is defined as a repeatedly elevated blood pressure exceeding 140 over 90 mmHg, a systolic pressure above 140 with a diastolic pressure above 90. Systolic pressure is the pressure as the heart beats, while diastolic...
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What Causes Lyme Disease?
According to the Bailliere’s Nurses Dictionary, Lyme is a disease of animals that is transmitted to humans. They refer to this transmission as a zoonosis. Common zoonosis diseases include anthrax, cat-scratch fever, and of course Lyme. Lyme disease got its...
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What Causes MRSA?
What is MRSA MRSA stands for methicillin-resistant Staphylococcus aureus (S. aureus) bacteria. This organism is known for causing skin infections in addition to many other types of infections. There are other designations in the scientific literature for these bacteria according...
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What Causes Treachers Collins Syndrome?
Treacher-Collins syndrome is a hereditary condition that causes facial defects. Another name for this is Mandibulofacial dysostosis Treacher-Collins syndrome is caused by a defective protein called treacle. The condition is inherited as an autosomal dominant trait. In about 60 per...
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What Causes Hangover?
Definition A hangover describes the sum of unpleasant physiological effects following heavy consumption of alcoholic beverages. The most commonly reported characteristics of a hangover include headache, nausea, sensitivity to light and noise, lethargy, dysphoria, diarrhea and thirst. A hangover may...
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What Causes a Tingling Sensation in the Left Arm?
Paresthesia is defined as “subjective cutaneous sensations (e.g., cold, warmth, tingling, pressure, etc.) that are experienced spontaneously in the absence of stimulation”. Paresthesia is associated with abnormal burning or prickling sensations commonly felt in the hands, arms, legs and feet....
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What Causes Yawns?
Yawning involves opening the mouth involuntarily while taking a long, deep breath of air. It is a reflex of simultaneous inhalation of air and stretching of the eardrums, followed by exhalation of breath. Yawning is a normal response to fatigue...
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