Boys with higher levels of environmental pollutants enter puberty later, study finds

Credit: Unsplash/CC0 Public Domain New findings, published in the journal Environmental Science & Technology, analyze a group of pollutants called per- and polyfluoroalkyl substances (PFAS), which consist of chemicals used

Fat-secreted molecule lowers response to common cancer treatment

Leptin, a molecule produced by fat cells, appears to cancel out the effects of the estrogen-blocking therapy tamoxifen, a drug commonly used to treat and prevent breast cancers, suggests a

Danish study finds only children enter puberty significantly earlier than children with siblings

Credit: Pixabay/CC0 Public Domain A new Danish study shows that children without siblings or with half- or step-siblings enter puberty significantly earlier than children with biological siblings. The study provides