Shift work sleep disorder
Insomnia is the most common sleep complaint in the United States. While almost everyone has an occasional night of poor sleep, approximately 10 percent of adults have long-term or chronic insomnia. This topic will review the symptoms, causes, and ... [... more]
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Chronic venous insufficiency
INTRODUCTION - Chronic venous insufficiency is a common disorder that affects the veins of the legs. Normally, these veins carry blood from the legs to the heart (show figure 1A-1B). In people with chronic venous insufficiency, the veins do not ... [... more]
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Tinnitus (ringing in the ears)
INTRODUCTION - Tinnitus is the perception of a ringing, buzzing, hissing, or roaring sound in one or both ears. It may be continuous or intermittent (occasional), can be pulsing or steady, and can range in severity from a soft buzz to a loud ... [... more]
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Benign prostatic hypertrophy (BPH)
INTRODUCTION - Benign prostatic hypertrophy is a condition that occurs when the prostate enlarges, potentially slowing or blocking the urine stream. Other names for benign prostatic hypertrophy include benign prostatic hyperplasia, an enlarged ... [... more]
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Sleep apnea in adults
HOW SLEEP APNEA OCCURS - The throat is surrounded by muscles that control the airway for speaking, swallowing, and breathing. During sleep, these muscles are less active, and this causes the throat to narrow (show figure 1). In most people, this ... [... more]
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Psoriasis
INTRODUCTION - Psoriasis is a chronic skin disorder that causes areas of thickened, inflamed, red skin, often covered with silvery scales. Children and adolescents can develop psoriasis, but it occurs primarily in adults. Women and men are ... [... more]
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Anxiety in adults
INTRODUCTION - Feeling anxious can be a normal response to a stressful situation. However, feeling excessively anxious for most of the day or night is not normal. Generalized anxiety disorder (GAD) is a condition that causes a person to have ... [... more]
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Acne
INTRODUCTION - Acne vulgaris is the most common skin disorder in North America. It affects an estimated 85 percent of adolescents, and is increasingly common among people over age 25. It may cause physical scars as well as embarrassment, anxiety, ... [... more]
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Insomnia treatments
In many cases, insomnia is associated with an underlying problem, such as stress, pain, or a medical condition. In these cases, treatment of the underlying problem may help to improve sleep. In other cases, the cause of insomnia is not clear or ... [... more]
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Scabies
INTRODUCTION - Scabies is an infestation of the skin by a mite called Sarcoptes scabiei. It causes intense itching and can be spread from one person to another through close skin-to-skin contact. Fortunately, effective treatments for scabies are ... [... more]
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Sunburn
INTRODUCTION - Sunburn results when skin is burned by ultraviolet (UV) radiation, most often after excessive sun exposure. It is common, with nearly 32 percent of adults and between 72 and 83 percent of children and adolescents reporting at least ... [... more]
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Exercise
INTRODUCTION - Physical activity is any activity that involves major muscle groups, including routine daily activities such as shopping or climbing stairs. Exercise includes any activity done with a goal of improving or maintaining physical ... [... more]
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