The beginning of every new year comes with resolutions and plans for behavior change. Often the quest to improve health behaviors, such as losing weight, increasing physical activity or quitting tobacco is...

For three years, first as a presidential candidate, then as president of the United States, Donald Trump has insisted that the country must stem immigration by building a wall along its southern border – an expensive gambit that few Americans support and that Democratic lawmakers virulently oppose. He even shut down the federal government...

Venezuelan president Nicolás Maduro, who has led his country into one of the world’s worst economic crises, was sworn in for a new six-year term on Jan. 10.

His inauguration at...

If the Harvard admissions trial teaches us anything, it should be that there are more brilliant and accomplished young people in the United States eager for a top-notch education than there are seats to accommodate...

Public health guidelines, such as the Dietary Guidelines for Americans, have long emphasized reducing dietary fat intake, but nutritionists and other health scientists now have more recent evidence that...

Pope Francis started the new year criticizing some Catholic bishops for their role in the church’s sexual abuse crisis. In a letter to bishops gathered at Mundelein Seminary in Illinois for a spiritual...

Venezuelan president Nicolás Maduro, who has led his country into one of the world’s worst economic crises, will be sworn in for a new six-year term on Jan. 10.

It will be a lonely inauguration. Some 40 countries – including the United States, Brazil, Colombia and the entire European Union – refuse to recognize Maduro as...

Have you ever wondered why, in most species, males are larger and more ornamented than females? It’s an evolutionarily determined aspect of biology, but what does it mean for human health and disease? What are the implications of needing one chart to describe...

Each new year, people vow to put an end to self-destructive habits like smoking, overeating or overspending.

And how many times have we learned of someone – a celebrity, a friend or a loved one – who committed some...

Falling U.S. fertility rates have been making headlines.

These reports tend to focus on a single measure: the average number of children that women have, nationally. However, this one number masks large and interesting variation in people’s childbearing...