CDC conducts studies each year to determine how well the flu vaccine protects against flu illness. <span>While vaccine effectiveness can vary,</span> recent studies show vaccine reduces the risk of flu illness by about 50% to 60% among the overall population during seasons when most circulating flu viruses are like the vaccine viruses.
People with heart diseases should consider getting an electrocardiogram before beginning an exercise routine.
It is recommended to consult a doctor before starting an exercise routine for people with chronic illness. So for heart patients it is required to get an electro cardiogram before beginning an exercise routine.
For heart patients there is a high risk of cardiac arrest or other complications when involved in intense workouts. In order to have an appropriate exercise routine, a doctor's help is advised for such people.
An electrocardiogram helps to understand the heart pulses and thereby the risk, if any, while doing exercises. It measures the heart's response to stress or strain on body.
Learn more about electrocardiogram at brainly.com/question/11431788
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Answer:
use two fingers for chest compression and start carrying before calling 911
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Answer: False </h2>
Explanation: i hope this helps i found the answer on google idk if it was supposed to be a true of false question