Word: viral
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...spinal cord to the limbs. Alex's legs became hypersensitive to the slightest touch, and they turned blue with cold, for no apparent reason. The cause of the disorder cannot always be determined. It often follows an injury, but Alex's case might have been triggered by a mysterious viral illness. Untreated, the condition can lead to loss of muscle and bone and even permanent disability...
Batista's procedure could not have come at a more propitious time. Each year congestive heart failure is diagnosed in hundreds of thousands of people. Though doctors are not certain, they believe these patients' hearts were impaired either by damage resulting from a heart attack or by a viral infection. When thus weakened, the heart tries to compensate by stretching its muscles to help it beat. But as the heart's muscular left ventricle expands, it becomes less efficient at pumping blood through the body. Patients in late-stage heart failure pump as little as 15% of the blood that...
NOTHING TO SNEEZE AT Doctors write as many as 12 million unnecessary antibiotic prescriptions yearly for colds, upper-respiratory-tract infections and bronchitis. The drugs do little or nothing to fight the viral illnesses...
...evidence that the mosquito-borne pathogens have left the mosquitoes en masse. In Florida, virus-bearing bugs have been found in eight counties, but only two people are known to have contracted the disease. In New York, there are still no reported cases. Yet where there's viral smoke, there may be fire, and doctors fear trouble. Said Dr. Jahangir Moini, a Florida epidemiologist: "We predict we're going to have an outbreak...
...protein, it turns out, bears an intriguing resemblance to an enzyme produced by HIV, the retrovirus that causes AIDS. Indeed, the AIDS drug AZT has already been shown to inhibit telomerase activity. But the viral enzyme and the human enzyme, says Colorado's Cech, are only 20% identical, which explains why AZT is not an ideal telomerase inhibitor. "What we want," he declares, "is a compound that fits telomerase the way a hand fits a glove...