Fast-food chain McDonald's may be targeting children in lower middle-income countries globally with marketing messages, potentially worsening diet problems in some of the world's most vulnerable populations…

Regions that require proof of COVID-19 vaccination to enter indoor restaurants, theaters and events see a boost in inoculation rates after instituting the policies, a study published Monday by the Lancet Public Health found.

Study links increased screen time during pandemic with rise in mental, behavioral problems

McDonald's targets kids in lower-income countries with social media posts, study finds

'Baby talk' helps infants learn words, study finds

Study: Pandemic brought jump in new cases of anorexia

Study: Women who underwent common elective or emergency surgeries with male surgeons had a 15% higher chance of dying, experiencing a major complication or being readmitted to the hospital within 30 days than they did if a woman performed their surgery.

Exercise may be a buffer against pneumonia, study says

70 Countries Set Their Clocks Back an Hour Tonight. But Why?

Parents and children who were separated under the Trump administration's "zero tolerance" immigration policy have shown lasting psychological trauma -- even after being reunited