Diseases and Disorders

Photograph of student looking bored
Men with ADHD are often diagnosed in their childhood, but for girls a diagnosis may not occur until well into adulthood.
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Your selections: Diseases and Disorders
Multiple sclerosis (MS) is a lifelong ailment of unknown origin that affects approximately 400,000 Americans and 2.5 million people worldwide.
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One of the most frightening and devastating of all neurological disorders is the dementia that can occur in the elderly. The most common form of this illness is Alzheimer’s disease.
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The discovery in the late 1950s that the level of dopamine was decreased in the brains of Parkinson’s patients was followed in the 1960s by successful treatment with the drug levodopa, which is converted to dopamine in the brain. This historical event is one of the greatest medical breakthroughs in the field of neurology.
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This progressive disorder strikes approximately 5,600 Americans annually, with an average survival time of just two to five years from symptom onset.
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Parkinson’s disease is a progressive neurological disorder that affects approximately 1.5 million individuals in the United States. Typically, people start showing symptoms over the age of 50. In fact, aging is the only known risk factor for the development of this disorder.
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Currently approved treatments for Alzheimer’s disease do not modify the course of the disease and offer only temporary mitigation of some symptoms, such as agitation, anxiety, unpredictable behavior, sleep disturbances, and depression.
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Affecting some 30,000 Americans and placing 200,000 more Americans at risk for inheriting the disease from an affected parent, Huntington’s disease is now considered one of the most common hereditary brain disorders.
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Scientist targeted by animal rights activists asks about the ethics of inaction.
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Molecules that are important in brain development may help treat or prevent brain injuries and disorders.
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One of the most prominent human abilities is language, a complex system involving many components, including sensory-motor functions and memory systems.
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Extreme stressors such as trauma in combat, being a victim of assault or sexual abuse, or experiencing or witnessing a crime can lead to a form of stress that can last a lifetime.
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Considered the most common mental illnesses, anxiety disorders affect an estimated 18 percent of the adult population in a given year, or 40 million Americans.
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