The human brain is a greedy organ. It gulps energy, demands constant upkeep, and somehow grew far larger (relative to body ...

Per- and polyfluoroalkyl substances (PFAS)—the so-called “forever chemicals”—have long been known to accumulate in the human body, raising alarms due to links with decreased fertility, cardiovascular ...

A large study has revealed that dozens of widely used chemicals can damage beneficial gut bacteria. Many of these substances, ...

Breast milk contains living bacteria that transfer to babies' guts, helping build healthy digestion and immune systems.