Nancy Rose, right, who contracted COVID-19 in 2021 and continues to exhibit long-haul symptoms including brain fog and fatigue, cooks for her mother, Amy Russell, left, at their home, Tuesday, Jan. 25, 2022, in Port Jefferson, N.Y. Researchers are trying to understand what causes these long COVID symptoms. John Minchillo/AP hide caption
Pfizer will submit new data to the FDA this week about trials of its vaccine for kids younger than 5 years old. Here, a girl holds her sister's hand as a nurse prepares to administer the COVID-19 vaccine at a vaccination clinic in Los Angeles. Kids 5 and older have been eligible for the vaccine since last November. Robyn Beck/AFP via Getty Images hide caption
Linda Munson's youngest grandson, Daniel Gomez, 2, tries on an Oculus headset in her yard in Berlin, Conn. Playing different virtual reality games has become her family's regular Sunday activity, Munson said. Yehyun Kim for NPR hide caption
Nancy Rose, right, who contracted COVID-19 in 2021 and continues to exhibit long-haul symptoms including brain fog and fatigue, cooks for her mother, Amy Russell, left, at their home, Tuesday, Jan. 25, 2022, in Port Jefferson, N.Y. Researchers are trying to understand what causes these long COVID symptoms. John Minchillo/AP hide caption
(Left) More than 100 people have been attending weekly anti-abortion prayer vigils outside the site of a future Casper, Wyo., clinic offering abortion and other health care services. (Right) Abortion-rights supporter Rikki Hayes holds up a sign near the site of a Wellspring Health Access clinic. Arielle Zionts/KHN hide caption
A man uses a safe injection site in New York City in January. A bill in California would allow pilot sites in San Francisco, Oakland and Los Angeles. Kent Nishimura/Los Angeles Times via Getty Images hide caption
Tampon and Calendar Carol Yepes/Getty Images hide caption
Nurse educator Katie Demelis and nurse manager Nydia White wrap the the body of a patient who died of COVID-19 at Mount Sinai South Nassau hospital in Oceanside, N.Y., on April 15, 2020. Jeffrey Basinger/Newsday via Getty Images hide caption
A COVID Memorial Project installation in September, 2020 marked 200,000 lives lost in the COVID-19 pandemic. The official death toll in the U.S. is on the cusp of a million. Win McNamee/Getty Images hide caption
Baby formula has been in short supply in many stores around the U.S. for several months. Scott Olson/Getty Images hide caption
Abortion-rights demonstrators march to the house of Supreme Court Justice Samuel Alito in Alexandria, Va. The governors of Virginia and Maryland are calling on the Justice Department to tighten security at the homes of the Supreme Court justices who live in their states, as abortion-rights supporters continue to protest. Stefani Reynolds/AFP via Getty Images hide caption
TK thomas hansmann.fotograf/Pfizer hide caption
Pews were marked off to encourage social distancing at a funeral home in Temple, Penn., in March of 2021, around the time the Delta variant began to take hold in the United States. Ben Hasty/MediaNews Group via Getty Images hide caption
Signs on a temporary fence around the U.S. Supreme Court building on May 05, 2022 in Washington, DC. Anna Moneymaker / Getty Images hide caption
Retiree Donna Weiner shows some of the daily prescription medications for which she pays more than $6,000 per year through a Medicare prescription drug plan. She supports giving Medicare authority to negotiate drug prices. Phelan M. Ebenhack/AP hide caption
Moderna says its vaccine appears to be about 51 percent effective for children ages 6 months to less than 2 years, and 37 percent effective for those ages 2 to less than 6 years. Ole Spata/dpa picture alliance via Getty Images hide caption
Dr. Anthony Fauci, chief medical adviser to President Biden, cites the U.S. vaccination program and previous widespread transmission of the coronavirus as reasons why the U.S. is not now under pandemic conditions. Here, travelers wait at Miami International Airport last week after mask requirements were lifted. Daniel Slim/AFP via Getty Images hide caption
A medical worker administers tests at a Covid-19 testing site in New York City. New York City and other places in the Northeast are seeing an uptick in infection numbers. Spencer Platt / Getty Images hide caption
People 60 years and older should not start taking daily aspirin to prevent heart attacks and strokes. Those currently taking it, can consult their doctors about whether to continue. Emma H. Tobin/AP hide caption
In an inclusive guide for pre-teens going through puberty, girls, boys and nonbinary youth are shown navigating topics from feelings to body parts to puberty gear. Girlology hide caption
Travelers sit in a waiting area at Rhode Island T.F. Green International Airport in Providence, R.I., on April 19. A federal judge's decision to strike down the federal mask mandate has left travelers to assess the risks of public transit on their own. David Goldman/AP hide caption
A health care worker prepares the current COVID vaccine booster shots from Moderna in February. The company says a bivalent vaccine that combines the original strain with the omicron strain is the lead candidate for a fall vaccination campaign. Bloomberg/Bloomberg via Getty Images hide caption
Mark Marston slides a higher-quality air filter back into an upgraded HVAC system in Portland, Maine. The new system can bring in about 30% more outside air. Brianna Soukup/Portland Press Herald via Getty hide caption
Travelers will need to continue to wear protective face masks at airports, on planes, trains, buses and transit hubs, as the CDC is extending the mask requirement for travelers. Robyn Beck/AFP via Getty Images hide caption
Millions of Americans have irritable bowel syndrome and the stress of the past two years may have exacerbated stomach issues. There are ways to help, including meditation and practicing mindfulness. Alvaro Tejero/EyeEm/Getty Images hide caption
Women's health advocate Tanya Leake, photographed at her home on March 1, 2022. Leake founded numerous initiatives to help raise awareness about uterine fibroids after experiencing them herself. Alyssa Pointer for NPR hide caption