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Symptoms generally associated with mild to moderate altitude illness include: Difficulty sleeping; Dizziness or light-headedness; Fatigue; Headache; Loss of appetite; Nausea or vomiting; Rapid pulse (heart rate; Shortness of breath with exertion. ...
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An arrhythmia is a disorder of the heart rate (pulse) or heart rhythm, such as beating too fast (tachycardia), too slow (bradycardia), or irregularly.
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An arrhythmia is an abnormality in the heart ' s rhythm, or heartbeat pattern. The heartbeat can be too slow, too fast, have extra beats, skip a beat, or otherwise beat irregularly.
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Detailed information on arrhythmias, including symptoms, diagnostic, and treatment information
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Detailed information on arrhythmias, including symptoms, types, diagnosis, and treatment
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Detailed information on problems involving heart rhythm
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The guidelines for how long to wait before driving after having an ICD implanted have been revised, to reflect the growing number of people who receive the device preventively.
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Decreased consciousness is reduced alertness or awareness.
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Aversion to food and drink can be a temporary response to a benign illness, as with the
common cold, or a response to a complex interaction of physical, mental and behavioral
issues. While it is normal to experience a loss of appetite with certain conditions, when
aversion to food and drink results in significant weight loss and nutritional deficits, it is
important to seek medical advice.
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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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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.
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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 coloration.
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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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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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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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Confusion is the inability to think with your usual speed or clarity, including feeling disoriented and having difficulty paying attention, remembering, and making decisions.
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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 up mucus. Mucus is also called phlegm or sputum. Coughs can be either acute or chronic: Acute coughs usually begin suddenly. They are often due to a cold, flu, or sinus infection. They usually go away after 2 to 3 weeks; Chronic coughs last longer than 2 to 3 weeks.
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Coughs, those mini-explosions in your throat, are valuable weapons in your body's self-defense arsenal. Their assignment: keep airways clear by quickly expelling intruders from the lower respiratory system -- principally your throat and upper lungs. If dust, fluid, viruses, bacteria or even tumors block any part of this region, your cough reflex takes explosive action.
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Your doctor should evaluate you if you are having symptoms that suggest a more serious cause, such as a bacterial infection, or if your symptoms aren't manageable with over-the-counter remedies or the passing of time.
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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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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.
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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.
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Dizziness is lightheadedness, feeling like you might faint, being unsteady, loss of balance, or vertigo (a feeling that you or the room is spinning or moving. Most causes of dizziness are not serious and either quickly resolve on their own or are easily treated.
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Dizziness is classified into three categories- vertigo, syncope, and nonsyncope nonvertigo. Each category has a characteristic set of symptoms, all related to the sense of balance.
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As a disorder, dizziness is classified into three categories: vertigo, syncope, and nonsyncope nonvertigo. Each category has its own set of symptoms, all related to the sense of balance.
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As a disorder, dizziness is classified into three categories- vertigo, syncope, and nonsyncope nonvertigo. Each category has a characteristic set of symptoms, all related to the sense of balance.
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Dizziness is a general term that describes sensations of imbalance and unsteadiness, such as vertigo, mild turning, imbalance, and near fainting or fainting. Feelings of dizziness stem from the vestibular system, which includes the brain and the parts of the inner ear that sense position and motion, coupled with sensory information from the eyes, skin, and muscle tension.
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Can arthritis in neck and shoulders be the cause of "positional vertigo?" In the past, when I've experienced vertigo symptoms I've visited my chiropractor for an adjustment that would successfully relieve my misalignment, which was pinching a nerve in my neck and causing the dizziness. My last episode was not as successful, though.
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The heart rate, usually measured by checking the arterial pulse or sounds counting the
times of the heart beat, is considered one of the vital signs. Vital signs - body
temperature, pulse, breathing rate, and blood pressure provide information about the state
of health of a person and, if abnormal, offer clues to problems.
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A Harvard Medical School physician answers your question about rapid heart beat.
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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. Everyone experiences fatigue occasionally.
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Boosting Your Energy provides information on the causes and treatments of persistent fatigue. Includes information on aging and energy, eating for energy, and boosting your energy.
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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 context of health and illness.
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Fatigue: TreatmentIf the fatigue is related to a decrease in hemoglobin, or oxygen-carrying capacity of the blood, then replacing the red blood cells by transfusion or taking erythropoietin can help reduce fatigue. If the fatigue is not related to...
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If you regularly feel weary after waking from a good night’s sleep or for no apparent reason, it’s time to find out why.
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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. Everyone experiences fatigue occasionally.
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Introduction 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 context of health and illness.
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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 persist beyond a patient ' s treatment regimen.
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Fatigue: ManagementIf the person on chemotherapy has decreased hemoglobin, or oxygen-carrying capacity of the blood, and it seems like the low hemoglobin level will last for a while, then a medicine called PROCRIT® (Epoetin alfa) may be prescribed...
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Fatigue: CausesWe currently understand some of the causes of fatigue but not all of them. Fatigue may be related to physical changes caused by cancer or its treatment (chemotherapy, biotherapy, radiotherapy, or surgery).
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Fatigue: DefinitionFatigue is a vague feeling of being tired, weak, or exhausted. It is often a symptom of cancer, when cancer is first diagnosed, or when cancer progresses (Ferrell et al, 1996).
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Oncology: Managing FatigueFatigue is a common side effect of chemotherapy and radiation therapy. It can be caused by worry, lack of sleep, and poor appetite.
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Many people experience late-in-the-day energy lags, but you can take steps to prevent them.
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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 medications. See also: Tension headache; Cluster headache; Migraine with aura; Migraine without aura.
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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 Type Acupressure Press pointer fingers beneath cheekbones and parallel to pupils (Stomach 3) for one minute. Squeeze fleshy area between thumb and pointer finger (Large Intestine 4) for one minute.
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This report helps you identify the cause of your headache and learn what to do about it. Includes the latest treatments, such as new medications and mind/body techniques.
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Detailed information on headaches, including the different types of headaches and statistics relating to headaches
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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. There are three types of primary headaches: tension-type (muscular contraction headache), migraine (vascular headaches), and cluster.
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About 90 percent of all headaches are harmless episodes that can be treated with over-the-counter painkillers, either alone or together with rest, ice packs or relaxation techniques.
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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. Headaches can be categorized as primary or secondary.
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Most headaches in kids are caused by tension, not disease. Your pediatrician can determine what kind of headache your child has.
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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.
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Youngsters' most common head pain is a tension headache—a dull ache that feels like pressure around the head.
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When seeking treatment for headaches, start with your primary care provider. Most people who suffer from headaches tell their doctors about their pain only as an afterthought. And 31 percent have never seen a health care provider for their condition, according to the National Headache Foundation (NHF). The result is a lot of needless suffering.
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Detailed information on headaches, including types, symptoms, diagnosis, and treatment
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An old theory about the connection between headache and high blood pressure makes a comeback.
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Can dehydration cause headaches?
Howard LeWine, M.D., is chief editor of Internet Publishing at Harvard Health Publications. He is recognized as an outstanding clinician and teacher and is a recipient of the Internal Medicine Teacher of the Year award at Brigham and Women's Hospital. Dr. LeWine continues to practice Internal Medicine; most recently he became a hospitalist after practicing primary care for over 20 years.
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Detailed information on headaches, including the different types of headaches and statistics relating to headaches
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The heart rate, usually measured by checking the arterial pulse or sounds counting the
times of the heart beat, is considered one of the vital signs. Vital signs - body
temperature, pulse, breathing rate, and blood pressure provide information about the state
of health of a person and, if abnormal,offer clues to problems.
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Apathy can be defined as an absence or suppression of emotion, feeling, concern or passion. Further, apathy is an indifference to things generally found to be exciting or moving.
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Sleep issues; Difficulty falling asleep Insomnia is difficulty falling or staying asleep. In many cases, it can be relieved with a few simple behavioral changes or medication. Talk with your health care provider if you have any of the following sy...
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Insomnia is the inability to obtain an adequate amount or quality of sleep. The difficulty can be in falling asleep, remaining asleep, or both.
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Some nights, sleep comes easily, and you sail through the night in a satisfying slumber. Waking up after a night of good sleep feels wonderful — you're refreshed, energized, and ready to take on the world. Other nights, sleep comes slowly or not until the wee hours. Or you may fall asleep, only to awaken throughout the night.
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Detailed information on insomnia, its causes, and ways to help reduce sleep problems
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Insomnia is a condition that occurs when a person in unable to get long enough or refreshing enough sleep at night. Insomnia can result from an inability to fall asleep, an inability to stay asleep, or waking too early before having gotten enough sleep.
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Insomnia is the inability to obtain an adequate amount or quality of sleep. The difficulty can be in falling asleep, remaining asleep, or both.
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Treating InsomniaGood sleeping habits are a key part of treatment. If needed, some medications may help you sleep better at first.
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Detailed information on insomnia, its causes, and ways to help reduce sleep problems
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InsomniaSymptom and DescriptionSeven to eight hours of sleep a night is important for your functioning and well-being. Cancer and cancer treatment can lead to a lack of sleep.Insomnia is a problem in either falling asleep or staying asleep.
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Anxiety and stress are the most common causes of insomnia. But sleeplessness can also be caused by a variety of medical conditions, medications and environmental factors.
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If you have occasional or chronic insomnia, you may be able to get to sleep by making lifestyle changes.
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Research tests the effect of providing objective sleep information directly to the insomniacs themselves.
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A Harvard Medical School physician answers your question about whether Lunesta, a new sleeping pill, is safe for long-term use.
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Persistent insomnia can arise from a variety of causes, including some serious medical conditions. If you have insomnia that persists for longer than a few weeks, insomnia that is accompanied by physical symptoms during the night, or insomnia that interferes with your daytime wakefulness and function, you should be evaluated by a doctor.
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More than half of adults over 65 have some sort of sleep problem. Medications are of questionable benefit and can be addictive. Behavior modification is often a more efffective treatment, especially in older patients.
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Despite their age, benzodiazepines still provide unique benefits and are unlikely to be entirely superseded by newer medications. Includes a comparison chart of newer and older drugs for insomnia, anxiety, and depression.
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Feeling lightheaded is a sensation that may precede syncope or fainting. It is usually
experienced when in an upright position (standing or sitting). If
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Anorexia is characterized by a loss of appetite or lack of desire to eat. Anorexia is common in cancer patients with reported incidence between 15% and 40%.
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Detailed information on anorexia, including causes, characteristics, types, diagnosis, treatment, complications, and prevention
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Appetite StimulationSymptom and Description Loss of appetite is a loss of the desire to eat. Not eating can lead to weight loss.
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Your loss of appetite may be because of anxiety or depression, aging, medications or a health concern.
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A harvard Medical school physician answers your question about the prevalence of anorexia in men, and discusses the biological and environmental factors that influence the disorder in both sexes.
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Women suffering from anorexia nervosa may benefit more from general support than in-depth therapy, according to a recent study.
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Gait and balance problems exist when a disease process, trauma, or aging result in the inability to control one ' s center of gravity (COG) over the base of support (BOS) in static or dynamic tasks and environments. Any number of factors may contribute to gait and balance problems.
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Balance affects our everyday lives in surprising ways. Here are some common balance problems.
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Detailed information on balance disorders, including acoustic neurinoma and Ménière's disease
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When the brain receives conflicting signals, or when there is a problem with blood flow, dizziness or fainting can occur.
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Nausea is the sensation of having an urge to vomit. Vomiting is forcing the contents of the stomach up through the esophagus and out of the mouth.
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A Recipe to Ease Nausea: Gingerbread With Brown Sugar Meringue"Gingerbread. Ginger cookies.
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Nausea is the sensation of having a queasy stomach or being about to vomit. Vomiting , or emesis, is the expelling of undigested food through the mouth.
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Will excess fluid in the ear cause dizziness and nausea?
David Vernick, M.D. is assistant clinical professor of otology and laryngology at Harvard Medical School and interim chief of the Division of Otology and Laryngology at Beth Israel Deaconess Medical Center.
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Paleness is an abnormal loss of color from normal skin or mucous membranes.
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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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Have you ever sat on a stopped train and watched a moving train go by? When that happens, your eyes signal that you're moving. But your inner ear and body signal that you're still.
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Falls or accidents can lead to pain, broken bones, and fear of future falls. Protect yourself and others by preparing for episodes. Simple steps can help increase your safety at home and wherever you go.
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