In A Nutshell Scientists have agreed on the first widely adopted definition of gut health: normal digestive function without active disease or symptoms that affect quality of life. Having a gut ...

Walk down the aisles of many grocery stores and you're liable to see claims about products that are "good for gut health," from yogurt and kombucha to supplements and even sodas. But despite its ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. As the year comes to an end, instead of catching up on the latest science stories you ...

Every January, millions of people resolve to improve their health. Many start with dramatic overhauls—cutting out entire food groups, committing to daily workouts, or vowing to reinvent their routines ...

In early November, following extensive debate by the RISE negotiated rule-making committee, the U.S. Department of Education proposed a definition of “professional degree” for federal student aid that ...

It’s evident that there is still a challenge with access to mental health support. There’s a provider shortage, and the available providers’ time slots fill up quickly. But more than that, receiving ...

Ultra-processed foods are rapidly becoming a global dietary staple, and new research links them to worsening health outcomes around the world. Scientists say only bold, coordinated policy action can ...

A new definition of obesity could dramatically increase the number of Americans considered obese. Under the new definition, the prevalence of obesity rose from around 40% to nearly 70% among more than ...

Do you suspect you have long COVID, but aren't sure? The answer you get will largely hinge on whom you ask, a new study says. The medical field still lacks a clear answer as to what constitutes long ...