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What is Poliovirus Infection?
Poliovirus infection is an infectious condition caused by the poliovirus. This virus infects the nervous system and may lead to muscle weakness or paralysis (inability to move muscles at all). This condition is very uncommon as immunization has caused the…
What is Common Cold?
A common cold is a mild viral infection of the nose, throat, sinuses and upper airways. It is one of the most frequently experienced acute illnesses in the United States and throughout the industrialized world. Adults will develop roughly two…
What is Peptic Ulcer Disease?
Peptic ulcer disease is a condition with an open sore or ulcer in the lining of the stomach or duodenum, the first part of the small intestine. The main symptom is burning pain in the upper part of the belly…
What is Hemorrhagic Stroke?
A stroke occurs when the normal flow of blood to the brain is interrupted, causing it to be starved of oxygen. If this is caused by a blood vessel bursting in or around the brain, it is known as a…
What is Acute Heart Failure?
Heart failure is a state of reduced cardiac output, in which the heart cannot pump blood around the body effectively. When symptoms appear suddenly, or a person experiences rapid worsening of existing symptoms of heart failure, this is called acute…
What is Seasonal Affective Disorder?
Seasonal affective disorder, also known as SAD or seasonal depression, is a type of depression that occurs at the same time every year, usually beginning in fall and ending in spring. The condition is considered to be a subset of…
What is Headache?
Headaches are characterized by pain in any part of the head. They are second only to the common cold as the most frequently-heard medical complaint and manifest in many different forms – all with their own causes, triggers, and characteristics.[1]…
What is Acute Pharyngitis?
Pharyngitis, or acute pharyngitis, colloquially sometimes called cobblestone throat, is an inflammation of the back of the throat, otherwise known as the pharynx. The condition generally causes pain and a sensation of scratchiness in the region of the throat, as…
What is Alcohol Intoxication?
Alcohol intoxication also referred to as drunkenness, ethanol intoxication, or alcohol poisoning in severe cases is a temporary condition caused by drinking too much alcohol. The amount of alcohol needed for intoxication varies from person to person. Due to the…
What is Generalized Anxiety Disorder?
Generalized anxiety disorder (GAD) is a condition characterized by debilitating, excessive, unfocused worrying and anxiety. While occasional feelings of anxiety are a normal part of life, people with generalized anxiety disorder tend to experience a loss of control over their…