71
One recent study found that families whose children in daycare were immunized(免疫的) had 42% fewer infections with fever than those whose children weren’t immunized.
●Wash your hands frequently and thoroughly. A quick washing won’t do the trick.72
●Keep your hands away from your face to reduce the chance of delivering viruses directly to your eyes or nose.
73
●Make certain you’re getting vitamin E and other complex vitamins and minerals including A, C and B. These have properties(特性)that improve the immune response.74
●Don’t smoke. Smoking stops the hair like cells in the nose and airways from sweeping incoming viruses away before they can infect people.
●Use paper handkerchiefs, not cloth handkerchiefs to reduce the spread of infection.
●Reduce stress. Research has shown that immune responses are weakened by stress.
●Get seven to nine hours of sleep a night. Lack of sleep can reduce your immune response.
●
75
Longtime heavy drinkers suffer from more colds and flu than others do, and even regular moderate use of alcohol can weaken the immune response.
A. Children who are in a large family are easy to get flu.
B. To kill germs, experts recommend washing with soap for 15 to 30 seconds.
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