Word: virus
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Almost half of Americans believe that the H1N1 swine flu outbreak has passed, and only one-third remain “somewhat” or “very” concerned about catching the virus, reflecting a significant reduction in levels of concern about the pandemic compared to last fall...
...Rates of H1N1 disease are lower than they were in October and November, but the virus is still circulating and many people remain susceptible to disease,” Redd wrote in an e-mailed statement. “People who are not vaccinated should get vaccinated...
...enough reason to exercise, Harvard students should be aware of the benefit to their immune system. Moderate exercise has also proven to increase immunity. According to Mary P. Miles, Ph.D., an associate professor of exercise sciences at Montana State University, the risk of being infected with the flu virus or a cold will drop with moderate exercise. Another study, done at Appalachian State, found that those who walked at moderate pace for 40 minutes a day reported half the number of sick days taken off from work than those who didn’t exercise at all. It is still...
Although both viruses are preventable and treatable if caught early, many people develop no initial symptoms from infection, and don't know they have contracted the virus until they develop signs of advanced disease. As a result, hepatitis B and C are stealth killers, leading to 15,000 American deaths each year and nearly half of the annual liver transplants performed...
Hepatitis B is transmitted through blood or bodily fluids - spread through unprotected sex, blood transfusions, sharing of needles or contaminated tattoo or acupuncture instruments. Hepatitis C spreads only through infected blood. Patients with hepatitis B typically fight off the virus on their own, after which they retain lifelong immunity to the disease; however, about 6% to 10% of adults and children over five who are infected go on to develop chronic disease. (The numbers are much higher for younger children and infants who contract the virus.) Hepatitis C is more often a chronic infection, with a minority of patients experiencing...