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London restricted highly polluting cars. Children’s lungs are getting healthier, study suggests

By Jack Guy, CNN London (CNN) — Restrictions on older, more polluting vehicles from most of the British capital is “strongly” associated with improved lung health in children, according to a new study. Researchers found that improvements in air quality following the 2019 introduction of London’s Ultra Low Emission Zone (ULEZ) helped to boost lung

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Trump picks Dr. Heidi Overton to lead FDA

By Adam Cancryn, Sarah Owermohle, CNN (CNN) — President Donald Trump said Wednesday that he’s nominating Dr. Heidi Overton as his next US Food and Drug Administration commissioner, elevating a longtime ally to lead the embattled agency. The decision comes roughly three months after the resignation of Trump’s first FDA commissioner, Dr. Marty Makary, who

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Record share of kindergartners missed required vaccines last year as Trump executive order takes aim at state mandates

By Deidre McPhillips, CNN (CNN) — A record share of kindergartners in the United States had an exemption for a required vaccination last school year, as the Trump administration continues to make moves to reduce the number of vaccinations recommended for children. An executive order signed by President Donald Trump last week aims to reshape

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False claims about miscarriage risk from Covid-19 vaccines are spreading online. They use a faulty interpretation of data

By Deidre McPhillips, CNN (CNN) — Numerous studies have shown that Covid-19 vaccines are safe during pregnancy, but Republican senators have recently stirred up false and misleading claims that are now spreading on social media. On Monday, Sens. Ron Johnson of Wisconsin and Rand Paul of Kentucky released a batch of text messages retrieved from

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Doctors worry Trump’s executive order will steer families away from vaccines. Here’s what you need to know

By Brenda Goodman, CNN (CNN) — As parents shop for backpacks, No. 2 pencils and sneakers in preparation for the new school year, making sure children are up to date on their vaccinations is on many families’ back-to-class checklists. This year, many health experts are worried that decisions about vaccination — how many shots to

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AI creates 16 new viruses from scratch, showing promise for drug resistance and drawing warnings about potential for misuse

By Deidre McPhillips, CNN (CNN) — Scientists used an artificial intelligence program to create new viral genomes that are different from any known natural viruses and that targeted specific hosts, according to a new study. The development is a hopeful step toward medical advances, but it also raises concerns around the potential for misuse. The

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FDA approves first mRNA-based flu vaccine

By Elise Haulund, Katherine Dillinger, Meg Tirrell, CNN (CNN) — The US Food and Drug Administration on Wednesday approved the United States’ first mRNA-based flu vaccine for adults 50 and older, drugmaker Moderna said. “Flu remains a significant public health challenge, and mFLUSIVA provides an important new option for America’s seniors,” Moderna CEO Stephane Bancel

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Experts believe that because lettuce is perishable

Lettuce is back on the menu in Michigan as cyclospora cases decline, state health department says

By Brenda Goodman, Katherine Dillinger, CNN (CNN) — As cyclospora cases slow, Michigan residents can go back to eating lettuce and salad greens, state health officials said Thursday. “New cyclosporiasis case reports and emergency department visits are on the decline,” the Michigan Department of Health and Human Services said in a statement. “The broad, precautionary

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The future of peptides in the US is about to become clearer. Here’s what you should know

By Jacqueline Howard, CNN (CNN) — A little-known advisory group to the US Food and Drug Administration met this week to mull over whether to ease restrictions on certain peptides. The injectables are popular among wellness influencers and some doctors, who say they improve muscle recovery, reduce inflammation, promote longevity or simply boost your overall

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Taylor Farms lettuce remains the focus of cyclosporiasis investigation, despite false positive test

By Brenda Goodman, CNN (CNN) — Health officials investigating the large outbreak of diarrhea caused by the parasite cyclospora say they have “very strong” evidence that shredded iceberg lettuce supplied by Taylor Farms is the likely source, despite a false positive test for the parasite over the weekend. “FDA’s traceback investigation and outbreak data continue

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Iceberg lettuce recalled in 27 states due to potential cyclospora contamination

By Jamie Gumbrecht, CNN (CNN) — Produce supplier Taylor Farms is recalling iceberg lettuce shipped to 27 US states because of potential contamination with cyclospora, the parasite causing thousands of cases of diarrhea across the country. The company said it’s “actively removing” the products, has suspended distribution of iceberg lettuce from Central Mexico to the

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Michigan hits nearly 1,000 cases of diarrhea-causing parasite, as more people are infected across several states

By Brenda Goodman, CNN (CNN) — Got a nasty stomach bug that won’t go away? It could be cyclosporiasis, a parasitic infection that causes weeks of debilitating diarrhea, cramps and bloating. This infection tends to occur during the warm summer months, but several states are reporting increases in cases beyond what they would normally expect

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