Michaeleen Doucleff

Kids in the U.S. get most of their calories from ultra-processed foods, which are tied to health problems. Now, scientists are finding that kids don't all react to these foods in the same way.

After a meal, some people experience high spikes in blood sugar followed by crashing lows. This can cause fatigue, anxiety and trigger overeating. Learning how to manage your blood sugar can help.

A continuous glucose monitor is a small device that sticks to your arm. Every few minutes it sends a signal to your phone estimating your blood sugar levels. But can it improve your health?

A continuous glucose monitor is a small device that sticks to your arm. Every few minutes it sends a signal to your phone estimating your blood sugar levels. But can it improve your health?

When it comes to rice and pasta, dieticians recommend eating brown or whole grain because they're more nutritious. But you can create a super nutrient in white rice and white pasta. Here's the trick.

Kids – even some young kids – are being exposed to an unprecedented amount of pornography online and a lot of it is violent and misogynistic.  There are tools parents can use to block this content.

Rates of depression and anxiety have risen among teens over the last decade. Amid this ongoing mental health crisis, the American Psychological Association issued guidelines for parents to increase protection for teens online. In this encore episode, NPR science correspondent Michaeleen Doucleff looks into the data on how that change has impacted the mental health of teenagers. In her reporting, she found that the seismic shift of smartphones and social media has re-defined how teens socialize, communicate and even sleep. In 2009, about half of teens said they were using social media daily, reported psychologist Jean Twenge. And by 2022, 95% of teens said they used some social media, and about a third said they use it constantly.

Going to the gym is a great way to get exercise — once you get into your gym duds and motivate yourself to start working out. But in other parts of the world, there’s a different way to stay fit.

Going to the gym is a great way to get exercise — once you get into your gym duds and motivate yourself to start working out. But in other parts of the world, there's a different way to stay fit.

Over the past few decades, psychologists have begun to understand how parents across many cultures teach their children to build deep, fulfilling relationships with their siblings.