It’s not clear that testing was a major part of the U.S. strategy for managing the Covid pandemic. But, it’s changing soon.

The White House will announce Tuesday the U.S. purchase of a variety of items. 500 million at-home Covid tests that Americans can order for deliveryDeliveries will be free to the homes of their recipients. Delivery will only begin in January. 

We will see testing becoming more accessible, less costly and free. This is a very good thing for equity. If we’re going to be using testing, we have to have it available for everyone,” Dr. William Schaffner, professor of preventive medicine and infectious diseases at the Vanderbilt University School of Medicine told CNBC’s “Squawk Box Asia” on Wednesday.

Schaffner pointed out that testing is more common in Europe and Asia than it has been in Asia. For example, the United Kingdom delivers free at-home testsTo those who ask.

As many Americans seek at-home testing before traveling or visiting their loved ones, the White House announces this as they find that pharmacie shelves have been empty. There are also numerous reports of people waiting in long lines to get on-site testing. Walmart, Walgreens CVS HealthTuesday’s report stated that demand for Covid home test kits is on the rise. set a limit per purchase.

Biden dismissed criticism that the shortage of at-home testing kits was an indication that Biden’s administration did not prepare for the surge in holiday demand.

A surge in Covid cases, as the omicron variation spreads and becomes the predominant variant, causes the shortage dominant Covid strain in the United States73% of all sequenced cases are represented by this number. 

New York City’s average daily case count has more than doubled since Friday, Dec. 17. Data compiled by Johns Hopkins University shows that the U.S. has reported a seven day average of around 130,000 cases daily as of December 19, up 7% in two weeks.

Schaffner recommended that people get an mRNA booster after their first dose of vaccines was not MRNA-rich.

After having had either one of the following: AstraZenecaImmunization or treatment J&JGet a vaccine and a booster PfizerOr ModernaCNBC’s he said that if you do, it is good news because this will increase your antibody levels.

Vaccine hesitancyIt is still a barrier to reaching the 90% vaccination rate, which some officials believe is required to ensure nationwide Covid immunity. According to Our World in Data, 61% of Americans were fully vaccinated by Dec. 20.

Schaffner stressed the importance of boosters and vaccinations in order to avoid severe diseases.

He pointed out that even ex-convicts can be replaced by newer technologies. President Donald Trump has gotten his booster shot.

Trump was mocked when he made the revelation at a Dallas event. Trump responded by waving his hands dismissively and saying, “Oh don’t. Don’t. 

Schaffner stated that “our former president just yesterday declared that he’d received his booster, but he didn’t sell it from rooftops.” He did not shout it from rooftops. He said, “I wish this message had been more powerfully spread.”

A significant number of Republicans refused to receive even their first doses of coronavirus vaccines. He was the former president initially downplayed the need for a vaccineThe pandemic was in its early stages, but it became more widespread later. hospitalized for several days in October 2020.

— CNBC’s Spencer Kimball, Nate Rattner and Dan Mangan contributed to this report.