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Tuberculosis was popularly known as consumption for a long time. Scientists know it as an infection caused by M. tuberculosis . In 1882, the microbiologist Robert Koch discovered the tubercle bacillus, at a time when one of every seven deaths in E...
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Tuberculosis was popularly known as consumption for many years. Scientists now know that it is an infection caused by M. tuberculosis . In 1882, one of every seven deaths in Europe was caused by TB. In that year, the microbiologist Robert Koch dis...
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Mycobacterium tuberculosis is a microscopic, rod-shaped bacterium. The majority of individuals who are infected with TB do not go on to have active disease. Active TB can be triggered when a person's immune system is weakened, such as from human i...
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Fever is the temporary increase in the body's temperature, in response to some disease or illness. A child has a fever when their temperature is at or above one of these levels: 100.4 F (38 C) measured in the bottom (rectally; 99.5 F(37.5 C) measu...
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A fever is any body temperature elevation over 100.4°F (38°C).
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Fever is defined as an abnormally high body temperature or a regulated rise to a new set point of body temperature. While a body temperature above 100°F(37.8°C) is considered to be a fever by some clinicians, a significant fever is usually defined...
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A fever is any body temperature elevation over 100°F (37.8°C).
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An elevated body temperature. While the standard for normal body temperature is 98.6°F (37°C), normal body temperatures actually fluctuate within a range of one to two degrees, making it impossible to formulate a precise definition of fever based ...
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Normal body temperature varies somewhat from one individual to another but displays a general range and pattern around the "normal" temperature of 98.6°F. Early morning body temperature may be as low as 97°F, and as high as 99.3°F in the afternoon...
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Hyperthermia involves raising the body's core temperature as a means of eradicating tumors. The treatment simulates fever . Some therapies actually bring on fever through the introduction of fever-causing organisms, while others raise body tempera...
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Hyperthermia is the use of therapeutic heat to treat various cancers on and inside the body.
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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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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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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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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 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 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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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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Night sweats can be a side effect of cancer treatment or a symptom of certain cancers. Night sweats are part of a variety of symptoms referred to as vasomotor. Vasomotor symptoms stem from the body's thermoregulatory center, which is affected by c...
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Coughing up blood is the spitting up of blood or bloody mucus from the lungs and throat (respiratory tract. Hemoptysis is the medical term for coughing up blood from the respiratory tract.
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Hemoptysis is the coughing up of blood or bloody sputum from the respiratory tract. The blood can come from the nose, mouth, throat, airway passages leading from the lungs, or the lungs. Hemoptysis can range from small quantities of blood-stained ...
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Hemoptysis is the coughing up of blood or bloody sputum from the lungs or airway. It may be either self-limiting or recurrent. Massive hemoptysis is defined as 200–600 mL of blood coughed up within a period of 24 hours or less.
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Blood-tinged sputum is distinguished from frank hemoptysis—or coughing up blood without or with very little sputum—which can be a potentially life-threatening condition requiring immediate medical attention. Sputum that is streaked with blood may be due to something as benign as irritation of upper-airway passages due to dry ambient air, or it may a sign of a more serious medical condition, such as pneumonia or a blood clot in the lung, especially if accompanied by other symptoms..
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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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Sometimes a person feels hot to touch due to illness or environmental situation that causes elevated core temperature. A compounding factor can be dehydration (lack of fluids.
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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 nerves in the body.
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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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A headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom HEADACHE THERAPIES Description Type Acupressure Press pointer fingers beneath cheekbones and parallel to pupils (Stomach 3) for one minute...
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A headache involves pain in the head that can arise from many disorders or may be a disorder in and of itself.
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Abdominal pain is pain that you feel anywhere between your chest and groin. This is often referred to as the stomach region or belly.
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Weakness is a reduction in the strength of one or more muscles.
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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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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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Chills refers to feeling cold after an exposure to a cold environment. The word can also refer to an episode of shivering, accompanied by paleness and feeling cold.
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Chills is the common name for a feeling of coldness accompanied by shivering and possibly fever .
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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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Anorexia is characterized by a loss of appetite or lack of desire to eat.
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Drowsiness refers to feeling abnormally sleepy during the day. People who are drowsy may fall asleep in inappropriate situations or at inappropriate times. See also: Idiopathic hypersomnia
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Hypersomnia refers to a set of related disorders that involve excessive daytime sleepiness.
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Bone pain represents one of the most debilitating side effects of the metastases of high-incidence cancers such as breast, prostate, lung, and multiple myeloma (myelomatosis). Severe bone pain is frequent, reported by greater than 65% of patients ...
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Neck pain may begin in any of the structures in the neck. These include muscles and nerves as well as spinal vertebrae and the cushioning disks in between. Neck pain may also come from regions near the neck, like the shoulder, jaw, head, and upper...
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Stupor is a state of impaired consciousness in which it is difficult to arouse a person even with vigorous, noxious stimulation. The state of obtundation resembles a deep sleep from which the person can only be awakened for brief periods by shaking, shouting or pinching.
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Any procedure or medication that interferes with the functioning of the testes or ovaries affects fertility. The choices made before cancer treatment begins can determine whether the patient will remain fertile after treatment. Prior to deciding o...
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Clammy skin is cool, moist, and usually pale.
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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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Moist skin is an indication that the body is sweating (perspiring). Perspiration is the release of liquid from the sweat glands of the body, a normal body function to help the body stay cool.
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A headache is pain or discomfort in the head, scalp, or neck. Serious causes of headaches are extremely rare. Most people with headaches can feel much better by making lifestyle changes, learning ways to relax, and occasionally by taking medicatio...
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A headache involves pain in the head which can arise from many disorders or may be a disorder in and of itself.
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Headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom of an underlying medical condition or disease. The medical term for headache is cephalalgia. Headaches are one of the most common and univer...
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Urine of an abnormal color appears different from the usual straw-yellow color. Abnormally-colored urine may be cloudy, dark, or blood-tinged. See also: Urine, bloody or dark
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