Jen Christensen

(CNN) — As temperatures reach record levels in many parts of the US this week, emergency rooms are bracing for a new normal: More patients are becoming gravely ill because their bodies can't take the heat.

By Jen Christensen | CNN As temperatures reach record levels in many parts of the US this week, emergency rooms are bracing for a new

(CNN) — The US Centers for Disease Control and Prevention is reminding the public to avoid eating recalled deli meats amid a listeria outbreak that has expanded to become the nation's largest since 2011.

The US Food and Drug Administration is instituting a rule that will require any retailer that sells tobacco products to check the identification of any tobacco buyers under the age of 30, up from the previous age limit of 27.

By Jen Christensen, CNN (CNN) — Children who used the weight loss drug liraglutide in a late-stage trial lost significantly more weight than children who got a placebo, according to a new study.

Children who used the weight loss drug liraglutide in a late-stage trial lost significantly more weight than children who got a placebo, according to a new study.

Editor's note: If you or someone you know is struggling with suicidal thoughts or mental health matters, please call the 988 Suicide & Crisis Lifeline

CNN — Even after a hurricane's immediate flooding threat goes away, residents could face a host of potential health problems from the water — and what it leaves behind.

CNN — A resident of eastern Iowa who had recently traveled to West Africa died after catching Lassa fever, state officials said Monday.

‘If I lost my brother and eight people could live, then I felt like my brother wouldn't die in vain.'