The governors of two more U.S. states said on May 6 they were lifting most restrictions that were put in place to combat the spread of the novel coronavirus after sharp drops in infection rates and deaths.

President Joe Biden on May 5 threw his support behind waiving intellectual property rights for Covid-19 vaccines, bowing to mounting pressure from Democratic lawmakers and more than 100 other countries, but angering pharmaceutical companies. Biden voiced his support for a waiver – a sharp reversal of the previous U.S. position – in remarks to reporters, followed swiftly by a statement from his top trade negotiator, Katherine Tai, who backed negotiations at the World Trade Organization.

Americans had the lowest number of babies in more than four decades during 2020, mirroring a slump in European birth rates, as the Covid-19 pandemic forced more people to take care of sick family members or deal with job losses. Birth rate in the United States fell 4 percent in 2020 to about 3.6 million babies, the sixth straight annual decline and the lowest since 1979, according to the U.S. Centers for Disease Control and Prevention.

President Joe Biden on May 4 announced a goal to vaccinate 70 percent of U.S. adults with at least one Covid-19 shot by the July 4 Independence Day holiday and said the government would innoculate 12- to 15-year-olds as soon as allowed. The president had previously announced July 4 as a target date for Americans to gather in small groups to celebrate the holiday and signal a return to greater normalcy in the middle of the pandemic.

An experimental monoclonal antibody treatment for Covid-19 being developed by Eli Lilly and Co. and AbCellera Biologics Inc. can “potently” neutralize numerous coronavirus variants, including those first identified in the UK, Brazil, South Africa, California and New York, scientists found in test tube experiments. According to another study, some Covid-19 survivors infected early in the pandemic still have detectable antibodies against the virus a year later.

The three largest U.S. drug distributors, facing their first trial over claims that they fueled the opioid crisis, said responsibility for ballooning painkiller sales lies with doctors, drugmakers and regulators.

New cases of Covid-19 in the United States fell for a third week in a row, dropping 15 percent during the week ended May 2 to 347,000 – the lowest weekly total since October – according to a Reuters analysis of state and county data.

U.S. President Joe Biden on May 3 imposed new travel restrictions on India in light of the Covid-19 epidemic, barring most non-U.S. citizens from entering the United States.

The United States had fully vaccinated 101,407,318 people for Covid-19 as of the morning of April 30, accounting for 30.5 percent of the population, the U.S. Centers for Disease Control and Prevention said.

Several states in India ran out of vaccines against Covid-19, exacerbating a dire second wave of infections that has left hospitals and morgues overflowing while families scramble for increasingly scarce medicines and oxygen.