Diseases, Conditions, Syndromes

New test shows when body is fighting a virus

A new test that measures RNA or protein molecules in human cells can accurately identify viral infection as a cause of respiratory symptoms, according to a Yale study. Performed with a simple nasal swab, the test could prove ...

Surgery

Signs and symptoms of Bell's palsy

Bell's palsy causes sudden weakness in your facial muscles. This makes half of your face appear to droop. Your smile is one-sided, and your eye on that side resists closing.

Diseases, Conditions, Syndromes

Proteins in your runny nose could reveal a viral infection

It may seem obvious, but the key to confirming whether someone is suffering from a cold or flu virus might lie at the misery's source—the inflamed passages of the nose and throat.

Diseases, Conditions, Syndromes

Preserving the power of antibiotics

Of the 10 million prescriptions for antibiotics that emergency department physicians in the U.S. write each year, many are prescribed for known viral infections such as acute bronchitis and upper respiratory infections, which ...

Immunology

Asthma risk increases when child had bronchiolitis

Results of a study published in PLOS ONE show that asthma risk increased 17 times when children who had bronchiolitis in the first two years of life also had a common variation of the Plasminogen activator inhibitor-1 (PAI-1) ...

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