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Heavy cigarette smoking causes about 80–90% of all emphysema cases. However a few cases are the result of an inherited deficiency of a substance called alpha-1-antitrypsin (AAT). The number of Americans with this deficiency is relatively small, pr...
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Heavy cigarette smoking causes about 80–90% of all emphysema cases. However, a few cases are the result of an inherited deficiency of alpha-1-antitrypsin (AAT). The number of Americans with this deficiency is relatively small, probably no greater ...
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Coughing is an important way to keep your throat and airways clear. However, excessive coughing may mean you have an underlying disease or disorder. Some coughs are dry, while others are considered productive. A productive cough is one that brings...
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A cough is a forceful release of air from the lungs that can be heard. Coughing protects the respiratory system by clearing it of irritants and secretions.
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A cough is a forceful release of air from the lungs that can be heard. Coughing protects the respiratory system by clearing it of irritants and secretions.
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Breathing difficulty involves a sensation of difficult or uncomfortable breathing or a feeling of not getting enough air. See also: Difficulty breathing - first aid
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Shortness of breath, or dyspnea, is a feeling of difficult or labored breathing that is out of proportion to the patient's level of physical activity. It is a symptom of a variety of different diseases or disorders and may be either acute or chronic.
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Wheezing is a high-pitched whistling sound during breathing. It occurs when air flows through narrowed breathing tubes.
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Wheezing is a high-pitched whistling sound associated with labored breathing.
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Wheezing is a high-pitched whistling sound associated with labored breathing.
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Chest pain is discomfort or pain that you feel anywhere along the front of your body between your neck and upper abdomen.
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A cough is a forceful release of air from the lungs that can be heard. Coughing protects the respiratory system by clearing it of irritants and secretions.
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Cough suppressants are medicines that prevent or stop a person from coughing.
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Many people experience feel short of breath during strenuous activity if they are not accustomed to exercise. If you have a sudden onset of difficulty breathing doing a normal routine, it may be a medical emergency.
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Blue lips may represent a type of cyanosis caused by a lower level of circulating oxygen in the red blood cells. It may also represent a high level of an abnormal form of hemoglobin in the circulation.
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Unintentional weight loss is a decrease in body weight that is not voluntary. In other words, you did not try to loss the weight by dieting or exercising. See: Intentional weight loss
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Cyanosis refers to a bluish cast to the skin and mucous membranes caused by a lower level of circulating oxygen carried by the red blood cells. It may also represent a high level of an abnormal form of hemoglobin in the circulation.
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Blue fingernails may represent a type of cyanosis caused by a lower level of lack of circulating oxygen in the red blood cells. It may also represent a high level of an abnormal form of hemoglobin in the circulation.
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Cyanosis is a physical sign causing bluish discoloration of the skin and mucous membranes. Cyanosis is caused by a lack of oxygen in the blood. Cyanosis is associated with cold temperatures, heart failure , lung diseases, and smothering. It is see...
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Cyanosis is a physical state characterized by bluish discoloration of the skin and mucus membranes. This elderly woman's lips turned purple due to central cyanosis, a condition most commonly due to slow blood circulation, leading to a bluish skin ...
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When the airways are blocked or narrowed by inflammation, secretions, a foreign object, mass, swelling or spasm, the breath sounds become noisy. If the high pitched breath sounds are a sign of difficulty breathing then immediate medial attention is required..
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Breath sounds are the noises produced by the structures of the lungs during breathing. See also: Wheezing
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Pain is a universal human experience. The International Association for the Study of Pain (IASP) defines pain as "an unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage...
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Pain, medically termed "nociception," is a response to noxious stimuli that is conveyed to the brain by sensory neurons . The discomfort signals actual or impending injury to the body. However, pain is more than a sensation, or the physical awaren...
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Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
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Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
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Pain is an unpleasant feeling that is conveyed to the brain by nerves in the body.
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Stress can come from any situation or thought that makes you feel frustrated, angry, or anxious. What is stressful to one person is not necessarily stressful to another. Anxiety is a feeling of apprehension or fear. The source of this uneasiness i...
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Systematic desensitization is a technique used to treat phobias and other extreme or erroneous fears based on principles of behavior modification .
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Anxiety is a bodily response to a perceived threat or danger. It is triggered by a combination of biochemical changes in the body, the patient's personal history and memory, and the social situation. It is important to distinguish between anxiety ...
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Anxiety is a multisystem response to a perceived threat or danger. It reflects a combination of biochemical changes in the body, the patient's personal history and memory, and the social situation. As far as we know, anxiety is a uniquely human ex...
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Anxiety is a multisystem response to a perceived threat or danger. It reflects a combination of biochemical changes in the body, the patient's personal history and memory , and the social situation at hand. Human anxiety involves an ability to use...
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Anxiety is a condition of persistent and uncontrollable nervousness, stress, and worry that is triggered by anticipation of future events, memories of past events, or ruminations over day-to-day events, both trivial and major, with disproportionat...
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A condition of persistent nervousness, stress, and worry that is triggered by anticipation of future events, memories of past events, or ruminations about the self Stimulated by real or imagined dangers, anxiety affects people of all ages and soci...
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Fatigue is a feeling of weariness, tiredness, or lack of energy.
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Fatigue is physical and/or mental exhaustion that can be triggered by stress , medication, overwork, or mental and physical illness or disease.
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Fatigue may be defined as a subjective state in which one feels tired or exhausted, and in which the capacity for normal work or activity is reduced. There is, however, no commonly accepted definition of fatigue when it is considered in the contex...
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Fatigue may be defined as a subjective state in which one feels tired or exhausted, and in which the capacity for normal work or activity is reduced. There is, however, no commonly accepted definition of fatigue when it is considered in the contex...
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Fatigue is physical and/or mental exhaustion that can be triggered by stress , medication, overwork, or mental and physical illness or disease.
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Fatigue is a feeling of exhaustion or loss of strength. The duration of fatigue for a patient with cancer has been found to last from one to two times the length of time between diagnosis and completion of treatment, so it is common for fatigue to...
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Question: Why does it get harder to lose weight with age? Answer: One must burn more calories than one takes in to lose weight at any age. This can be done either with caloric restriction or with exercise. Although metabolism slows down somewhat a...
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Weight loss is a reduction in body mass characterized by a loss of adipose tissue (body fat) and skeletal muscle.
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Weakness is a reduction in the strength of one or more muscles.
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Being tired is the familiar aftermath of physical exertion, prolonged labor or lack of sleep. When does being tired become a symptom of a condition? Fatigue, malaise, lassitude, exhaustion are all subtle variations of the same subjective feelings of not having enough energy to meet the demands of one's life.
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Painless swelling of the feet and ankles is a common problem, particularly among older people. Abnormal buildup of fluid in the ankles, feet, and legs is called peripheral edema.
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Fidgeting is usually used to describe someone who is seen as not being able to sit still. Fidgety people move in their seats constantly, move their hands and feet and appear to be in perpetual motion.
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Edema is a condition of abnormally large fluid volume in the circulatory system or in tissues between the body's cells (interstitial spaces).
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Edema is a condition of abnormally large fluid volume in the circulatory system or in tissues between the body's cells (interstitial spaces).
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Painful respirations may be an indicator of a serious underlying medical problem requiring prompt medical intervention. For any unexplained chest pain or if there is difficulty breathing immediate medial attention is generally required.
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