Conditions & Diseases

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A person can have a heart attack and not know it because not all heart attacks produce recognizable symptoms, according to the American Heart Association. These are known as silent heart attacks.

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  • How do you contract ebola?

    Q: How do you contract ebola?

    A: A person may contract Ebola following contact with an infected individual's blood, urine, sweat, semen, breast milk, saliva, feces and other body fluids, according to the Centers for Disease Control and Prevention. Transmission of Ebola also occurs through contact with infected animals or objects contaminated with the virus.
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  • What is the life expectancy of a little person?

    Q: What is the life expectancy of a little person?

    A: In individuals with achondroplasia, the leading cause of dwarfism in humans, the life expectancy is normal, according to the National Human Genome Research Institute. This condition affects the growth of bones. While it leads to some health concerns, doctors are able to provide care that prevents these conditions from becoming life-threatening.
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  • Can dandruff cause hair loss?

    Q: Can dandruff cause hair loss?

    A: According to WebMD, dandruff does not cause hair loss. The causes of hair loss and dandruff are entirely distinct, but the two often appear together, especially in men.
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  • What is walking pneumonia?

    Q: What is walking pneumonia?

    A: Walking pneumonia, also called atypical pneumonia, is a milder form of pneumonia that does not usually require hospitalization, according to WebMD. Pneumonia in general is caused by bacteria, viruses, fungi, chemicals and inhaled food. Specifically, walking pneumonia is usually caused by a bacterial infection of the lung called Mycoplasma pneumoniae, which is most common in people under age 40.
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  • How do you fix a pinched nerve in the shoulder?

    Q: How do you fix a pinched nerve in the shoulder?

    A: Treatment for a pinched nerve in the shoulder varies considerably based on severity, but it often includes rest, nonsteroidal anti-inflammatory drugs, oral corticosteroids, steroid injections, narcotics, physical therapy, wearing a splint or surgery, according to WebMD.
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  • How long can HIV survive outside the human body?

    Q: How long can HIV survive outside the human body?

    A: HIV is capable of surviving outside the human body for a period of several weeks in certain conditions, according to NAM AIDSmap. The body fluid in question and the quantity of the virus contained in the fluid affect the survival period, as does temperature and acidity.
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  • What causes a staph infection?

    Q: What causes a staph infection?

    A: Staph infections are caused by the staphylococcus bacteria, according to Mayo Clinic. While these bacteria are typically found in the nose and on the skin of healthy people, when they enter the skin, bones, joints, lungs, heart or bloodstream, they cause infection. Staph infections are treated with oral antibiotics; in some cases, drainage of the affected area is also necessary.
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  • What are the symptoms of Ebola virus disease?

    Q: What are the symptoms of Ebola virus disease?

    A: Ebola hemorrhagic fever, more commonly known as Ebola, is a viral infection that causes symptoms including high fever, unexplained bleeding or bruising, vomiting, diarrhea, muscle pain and weakness, abdominal pain and severe headache. On average, these symptoms will appear 8 to 10 days after exposure to the virus, though according to the Centers for Disease Control (CDC), these symptoms can occur in as little as 2 days or as much as 21 days after exposure. Those who have reason to believe they have been exposed to the virus should be on the lookout for these symptoms, which are typically severe and may escalate, such as severe diarrhea that eventually becomes bloody.
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  • What causes flushed red cheeks?

    Q: What causes flushed red cheeks?

    A: Flushed cheeks and an overall flushed complexion can be caused by many things, including eating spicy foods, emotional triggers and various skin conditions. One of these skin conditions is called rosacea, and it can cause swelling, redness, acne and a flushed complexion.
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  • What is the recovery time for carpal tunnel surgery?

    Q: What is the recovery time for carpal tunnel surgery?

    A: WebMD reports that full recovery from carpal tunnel surgery typically takes up to three months. The hand that received the surgery and the type of surgery performed influence the recovery time.
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  • What are the types of oxygen masks?

    Q: What are the types of oxygen masks?

    A: Simple face masks, Venturi masks, tracheostomy masks, partial re-breathing and non-rebreathing face masks, demand, diluter-demand and continuous flow are types of oxygen masks, according to the American Thoracic Society and Design Aerospace LLC. Oxygen masks cover the nose and mouth to deliver oxygen to the wearer, and the appropriate type of mask depends on its use, the size and age of the wearer and the amount of oxygen required.
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  • What causes someone to sleep with their eyes open?

    Q: What causes someone to sleep with their eyes open?

    A: According to the Vision Center of Excellence, sleeping with one's eyes open, or nocturnal lagophthalmos, can be caused by a number of factors, including a cone-shaped cornea and prior eye injuries. Neurological conditions, such as Bell's palsy, and eye protrusion, such as that caused by Grave's disease, also cause nocturnal lagophthalmos. The use of alcohol or sedatives prior to sleep increases the risk of nocturnal lagophthalmos.
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  • What are the symptoms of an ear infection?

    Q: What are the symptoms of an ear infection?

    A: According to the Mayo Clinic, general symptoms of an ear infection include ear pain, diminished hearing and drainage of fluid from the ear. Additional symptoms in children are ear pain when lying down, tugging or pulling at the ear, difficulty sleeping, loss of balance and a fever greater than 100 degrees Fahrenheit.
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  • Can you die from tonsillitis?

    Q: Can you die from tonsillitis?

    A: It is extremely rare to die from tonsillitis, according to the American Academy Otolaryngology – Head and Neck Surgery. This stems from the quality of medical and surgical interventions available today.
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  • Who is the longest living HIV positive person?

    Q: Who is the longest living HIV positive person?

    A: There are many claims but no substantiated evidence to verify the actual duration of any individuals illness with HIV. However, several people have been living with this illness for over three decades.
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  • What constitutes healthy skin?

    Q: What constitutes healthy skin?

    A: Healthy skin is skin that is smooth, warm to the touch and has no visible wrinkles, cracks or breaks in the surface. Healthy skin is the first sign of a healthy body.
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  • What are the long-term effects of tuberculosis?

    Q: What are the long-term effects of tuberculosis?

    A: According to Mayo Clinic, untreated tuberculosis can cause long-term damage in multiple parts of the body, including the bones, brain, liver, kidneys and heart. These areas are affected in addition to complications of the lungs. When tuberculosis spreads to other parts of the body, it exposes those areas to further infection and undermines their ability to function. Mycobacterium tuberculosis causes this contagious, but curable disease, according to Public Health England.
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  • What are the different types of osteoporosis?

    Q: What are the different types of osteoporosis?

    A: According to WebMD, there are four types of osteoporosis: idiopathic juvenile osteoporosis, primary osteoporosis, secondary osteoporosis and ostogenesis imperfecta. Primary osteoporosis is the most common form of the condition and is caused by natural bone loss that occurs in individuals over 30 years of age.
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  • How can you decrease SIDS risk for your baby?

    Q: How can you decrease SIDS risk for your baby?

    A: Incidents of SIDS, or sudden infant death syndrome, can be reduced by placing babies on their back to sleep and using a firm crib mattress, according to the Centers for Disease Control and Prevention. The CDC also recommends avoiding co-sleeping and keeping soft items like pillows out of the crib.
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  • What are causes for lower back pain?

    Q: What are causes for lower back pain?

    A: According to WebMD, the top causes of chronic lower back pain are degenerative disk disease, herniated disks and osteoporosis. The likelihood of developing these conditions is determined partially by genetics. The lower back has nociceptive fibers, which are responsible for sending pain signals to the brain. Some people have more nociceptive fibers than others, resulting in varying amounts of back pain despite leading similar lifestyles.
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  • How contagious is MRSA?

    Q: How contagious is MRSA?

    A: MRSA is very contagious, says About.com. MRSA is a common concern in hospitals and residential care facilities, but infections may break out in gyms, contact sports, jails, military barracks and other overcrowded spaces, explains Mayo Clinic.
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