Posts Tagged ‘screen time’

A Boom in Fitness Trackers, a Bust in Fitness

May 28, 2022 — Worldwide sales of fitness trackers increased from US$14 billion in 2017 to over $36 billion in 2020. The skyrocketing success of these gadgets suggests that more people than ever see some value in keeping tabs on the number of steps they take, flights of stairs they climb, time they spend sitting, and calories they burn. […]

Does Reducing Screen Time Reduce Obesity?

March 21, 2022 — It seems pretty clear. Increased screen time correlates with a higher risk of obesity. In children and teens, for example, a recent systematic review and meta-analysis told us the risk goes up by two thirds with more than two hours daily. Recent prospective research links high screen time with BMI going higher a year later. […]

Two Reasons for Failure to Prevent the Rise of Obesity

January 29, 2022 — For decades now, public health figures have been talking about an urgent need to prevent and reverse the rise of obesity. A number of U.S. presidents – notably George W. Bush and Barack Obama – have embraced this goal. The Centers for Disease Control and Prevention (CDC) has a whole division devoted to this goal. […]

Why Is Sit Less, Play More a Controversial Idea?

May 7, 2019 — In case you missed it, the World Health Organization just came out with a bold new recommendation. Kids should sit less and play more. Glowing rectangles? Before they’re two, kids simply don’t need them. Over two, more than an hour per day is too much and less is best. Kids need plenty of time for […]

Getting a Fix from Digital Screens and Food Rewards

April 7, 2019 — Is it mere coincidence that the rise of digital screen time has moved in parallel with the rise in obesity? A new paper points to a possible explanation. Researchers studied the effects of multitasking on digital screens by college students. They found a close relationship between heavy multitasking and and a stronger brain response to […]

Just How Toxic Is Screen Time?

November 25, 2017 — Jean Twenge and her colleagues have a pretty dire story to tell you. It’s all about the toxic effects of screen time on our youth: In just the five years between 2010 and 2015, the number of U.S. teens who felt useless and joyless – classic symptoms of depression – surged 33 percent in large […]

Just How Bad Are Those TV Dinners?

July 8, 2017 — Here’s a bit of simple advice for eating healthy. Don’t eat in front of the TV. The advice is simple enough. But reality is not so simple. In a new study, Holly Raynor and Rachel Rosenthal found – to their surprise – that watching TV during a meal did not lead people to eat more. […]

Glowing Rectangles and Obesity in the South Pacific

October 23, 2016 — With so many suspects for the cause of growing obesity prevalence, satisfying answers are rare. But new research from the State University of New York at Binghamton provides some fascinating insight on the possible contribution of consumer electronics – such as our glowing rectangles – to obesity risk. After controlling for demographics, diet, and activity, they […]

Where’s the Outrage Over Screen Time?

October 22, 2016 — The American Academy of Pediatrics released new position papers Friday on screen time for young children and teens. The bottom line? Guidance just got looser. A hard and fast ban on screen time for children under two went out the window. Now the advice is no screen time under 18 months…unless it’s a video chat with […]