President Joe Biden has set a new vaccine target of delivering at least one shot to 70% of adult Americans by July 4th, when he attempts to overcome the difficult challenge of persuading “doubters” and others who are unmotivated to get immunised.

Vaccine demand has fallen dramatically across the country, with some states leaving more than half of their eligible doses unsold. To make it easier to get injections, Biden called for states to make vaccinations available on a walk-in basis on Tuesday, and he would direct more pharmacies to do the same.

For the first time, his government is now switching doses from states with low demand to regions with high demand for the shots.

“You do need to get vaccinated,” Biden said from the Oval Office. “Even if the chances of being critically ill are poor, why take the chance?” It could save your life or the life of someone you care about.”

Biden’s goal entails giving at least the first shot to 181 million adults and entirely vaccinating 160 million. It’s an unspoken acknowledgement of the decline in confidence in shots.

More than 56 percent of American adults have now received at least one injection of a COVID-19 vaccine, and almost 105 million have been completely immunised. The United States is currently administering first doses at a rate of around 965,000 per day, which is half the rate of three weeks ago but almost double the rate required to reach Biden’s goal.

“I’d like to make it 100 percent, but I guess actually we will get there between now and the Fourth of July,” Biden said of his current target.

He stated that the administration’s efforts to increase vaccination rates will be focused on three areas:

— Adults who need more persuasion to get the vaccine.

— Those who have failed or are not in a rush to get a chance.

— Adolescents aged 12 to 15, until government officials allow vaccines for that age group.

Recognizing that “the rate of vaccination is slowing,” Biden projected that the immunisation campaign will be “harder” when it comes to reminding “doubters” of the importance of getting their vaccines.

He said that the most persuasive point to those people will be to defend those they care for. “This is a life-or-death decision.”

Biden’s campaign comes at a time when his presidency has moved away from setting a goal for the United States to achieve “herd immunity,” instead focused on getting as many bullets into weapons as possible. Officials predicted that Biden’s vaccine target would result in a substantial decrease in COVID-19 cases by the autumn.

To that end, the Biden administration is moving the government’s focus to developing smaller and mobile vaccine clinics to reach out to harder-to-reach populations. It is now investing hundreds of millions of dollars to try to increase vaccination interest through outreach programmes and increased access to vaccinations through voluntary groups that will help patients get to clinics.

Biden praised innovative attempts to make getting vaccinated “easier and more fun,” such as drug stores giving coupons to shoppers who come to get vaccinations and sports teams holding opportunities to get shots for their followers.

The White House is making proposals to accelerate vaccines for children aged 12 to 15, ahead of the Food and Drug Administration’s proposed approval of the Pfizer vaccine for that age range. Biden encouraged states to provide at least one dose to teenagers by July 4th, and to focus on getting doses to paediatricians’ offices and other trustworthy sites, with the aim of seeing many of them completely vaccinated by the start of the next school year.

Although younger people are at somewhat lower risk of severe COVID-19 symptoms, they have made up a greater share of recent virus cases as the majority of U.S. adults have been at least partly vaccinated and higher-risk practises such as indoor dining and contact sports have resumed in the majority of the population.

Officials hope that expanding vaccines to teenagers — who may get the first dose in one place and the second elsewhere if possible — would help to accelerate the nation’s virus caseload reduction and enable schools to reopen with limited disturbances this fall.

The need to enlarge the pool of those receiving the shots stems from the need to prevent the emergence of new varieties that might arise from unregulated outbreaks and to assist the nation in reopening further by the historic moment of Independence Day, which is precisely two months ago. While White House officials privately accept the daunting task, Biden sounded upbeat.

“The light at the end of the tunnel is actually getting brighter,” Biden said.

Biden’s speech came after the White House declared a move away from rigid vaccination distribution by state population. According to the government, if states do not use any of the vaccine that has been allotted to them, the excess would be transferred to states that are already waiting for doses to satisfy demand.

The White House told governors of the transition on Tuesday morning.

Since demand for the vaccines remains low, Iowa turned down almost three-quarters of the vaccine doses made available to the state by the federal government for next week. Meanwhile, Louisiana has not received its entire vaccine allowance from the federal government in recent weeks.

According to CDC data, Louisiana’s coronavirus vaccination rate lags well behind that of the majority of states. According to the state health department, only 27 percent of state residents are completely vaccinated, while 32 percent have received at least one dose of the vaccine.

Previously, the White House opposed attempts to prescribe vaccines based on criteria rather than population. When Michigan Gov. Gretchen Whitmer demanded more doses last month due to an increase in virus cases in her state, Biden turned her down. According to White House press secretary Jen Psaki, almost all states were ordering at or above their population allocations at the time, which is no longer the case.

Individual states have made similar internal adjustments to accommodate for changing demand. Washington state modified the way coronavirus vaccine is distributed to counties last week. Previously, the state distributed materials to counties based on population. However, the numbers will now be determined through inquiries from health care providers.