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US Disease Control and Prevention Centers have made several changes to their coronavirus guidance over the past eight months to reflect the latest research surrounding the highly infectious virus. Tuesday, the CDC surprised health experts with their last update involving tests.

According to the CDC website, people without symptoms no longer need to be tested for Covid-19 even if they are in contact with other positive tested people.

"If you have been in close contact (within 6 feet) of a person with a COVID-19 infection for at least 15 minutes but does not have symptoms, you do not necessarily need a test. Less Whether you are a vulnerable person or your health care provider or public or local or local health officials recommend you to take one, " bed thenew update. Read it, and stay safe and stay safe during this pandemic, do not miss this essential list of Without signs that you have already had coronavirus.

"Everyone does not need to be tested"

"Everyone does not need to be tested," says the agency's website. "If you are tested, you should belong to the quarantine / isolate at home while waiting for the test results and follow the opinion of your health care provider or a public health professional."

The CDC always encourages the tests for anyone who is symptomatic and issued a reminder on asymptomatic propagation. "It's important to realize that you can be infected and spread the virus, but you feel good and has no symptoms," they explain.

This is substantially different from their previous suggestion, which urged the importance of viral tests if a person had been exposed to the virus.

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"It's potentially dangerous," says an expert

"Tests are recommended for all narrow contacts of people with SARS-COV-2 infection. Due to the potential for asymptomatic and pre-symptomatic transmission, it is important that contacts of individuals with sars- infection. COV-2 are quickly identified and tested, "thisread.

Some experts fear that these last guidelines prevent the identification of cases during the period preceding the start of symptoms - which is when they could be the most contagious.

"It's potentially dangerous," Dr. Krutika Kuppalli, a doctor of infectious disease in Palo Alto, Calif, "saidNew York Times. Restrict tests only people with obvious symptoms of COVID-19 means "you are not looking for many people who are potential spreaders of the disease," she added. "I feel like that's going to aggravate things."

"Wow, that is, a walk," added Susan Butler-Wu, a clinical microbiologist at the University of California Medicine School. "We are in the middle of a pandemic, and it's a very big change."

Dr. Butler-Wu also stressed theNyt That it is worried that people do not worry misinterpreting the guidelines as involving that without symptoms were unable to disseminate the virus to others - what science has proven to be false.

TheNyt tense at the CDC and asked them the reason for the change of recommendation. A representative of the Organization led questions at the Ministry of Health and Social Services, which told them that "the decision to be tested should be done in collaboration with public health officials or your care provider of health based on individual circumstances and the status of Community spread. "As for yourself: go through this pandemic with your healthier, do not miss these37 places you are most likely to catch coronavirus.