A curated mix of articles on health.

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Thursday, Mar 14, 2019

Weekend ‘catch-up sleep’ is a lie

The negative health effects of skimping on sleep during the week can’t be reversed by marathon weekend sleep sessions, according to a sobering new study.

Friday, Mar 1, 2019

Forget standing desks: to stay healthy, you've got to move all day

The solution to sitting isn’t to stand, though it helps. In fact, according to the findings of a 2015 consensus panel on the topic, we need to be on our feet two to four hours while at work. But the real solution is to move. All day. The stillness is what’s killing us. We should be pacing the hallways and climbing stairs and squatting and lunging and stretching.

Thursday, Jan 24, 2019

Screen time: how much is too much?

It has become a defining question of our age: do children and adolescents spend more time than is healthy staring at a phone, tablet or computer? Should parents limit their access? Should governments?

Wednesday, Dec 19, 2018

Why We Sleep, and Why We Often Can’t

Dreams also help us to master new skills; practicing a task or a language in our sleep can be as helpful as doing so when we are awake.

Wednesday, Nov 28, 2018

Are You Sitting Down? Standing Desks Are Overrated

They’re not cures for anything, and standing is not exercise.

Wednesday, Oct 10, 2018

Do we really need eight hours of uninterrupted sleep a night?

Humans can sleep on very different schedules, with little difference in wakeful competence. International sleep researchers have trialled a number of different sleep schedules: sleep for 20 minutes every hour; one hour sleep every three hours; ten hours sleep every 28 hours. Participants survive easily on all these schedules despite their impracticality in our 24-hour world.

Wednesday, Sep 19, 2018

Maybe Your Sleep Problem Isn’t a Problem

The conventional wisdom is that morning people are high achievers, go-getters, while late risers are lazy. But what if going to bed in the wee hours is actually an advantage?

Thursday, Sep 6, 2018

Chemists discover how blue light speeds blindness

Blue light from digital devices and the sun transforms vital molecules in the eye’s retina into cell killers, according to optical chemistry research at The University of Toledo.

Tuesday, Sep 4, 2018

How to Prevent Injuries Even if You Work a Desk Job

Is poor posture why your neck and shoulders hurt? You can fix bad habits and relieve pain without even leaving your chair.

Friday, Aug 24, 2018

While We Sleep, Our Mind Goes on an Amazing Journey

Our floodlit society has made sleep deprivation a lifestyle. But we know more than ever about how we rest—and how it keeps us healthy.

Tuesday, Jul 31, 2018

The Effect Of Sleep On Happiness [Complete Analysis]

Sleep is becoming more important to me as I’m getting older. In this unique analysis, I have tried to quantify the effect that sleep has on my happiness. The results are very interesting. Sleep deprivation definitely seems to influence the lower limits of my happiness ratings. It can be summarised like this: being sleep deprived does not mean I will become less happy, it means that I may become less happy.

Friday, Jul 13, 2018

Why tech’s favorite color is making us all miserable

The cold blue light of modern touchscreens may be aesthetically pleasing, but it poses health problems. Designers and technologists should take cues from military history and embrace the orange.

Thursday, Jun 28, 2018

Why eight hours a night isn’t enough, according to a leading sleep scientist

Some topics we cover: why 8.5 hours of sleep is the new eight hours; the genes that dictate if you’re a morning person or a night owl; why you should take a nap instead of meditating; how sleep deprivation can be a tool to fight depression; why sleep should be the new worker’s rights; and tips on how to get a better night’s rest (hint: it’s not your Fitbit).

Wednesday, Jun 6, 2018

Sleeping in on the weekends might prevent an early death

We’re all prone to a long lie-in on the weekends, especially when we’ve spent the week getting crummy sleep. That’s a habit which could turn out to be beneficial. According to a study by Swedish and U.S. researchers, people under the age of 65 who get less than five hours sleep on the weekend had an increased risk of death.

Tuesday, May 29, 2018

How heavy use of social media is linked to mental illness

Britons aged 14-24 believe that Facebook, Instagram, Snapchat and Twitter have detrimental effects on their wellbeing. On average, they reported that these social networks gave them extra scope for self-expression and community-building. But they also said that the platforms exacerbated anxiety and depression, deprived them of sleep, exposed them to bullying and created worries about their body image and “FOMO” (“fear of missing out”).

Wednesday, Apr 25, 2018

Sitting Is Bad for Your Health. Standing May Not Be Great Either. So What Should You Do at Work?

So if it’s not great to sit or stand all day, what should you do at the office?

Thursday, Apr 19, 2018

Late to Bed, Early to Die? Night Owls May Die Sooner

Bad news for “night owls”: Those who tend to stay up late and sleep in well past sunrise are at increased risk of early death, a new study from the United Kingdom suggests. The research, which involved nearly half a million people, found that self-described “evening people” were 10 percent more likely to die over a 6.5-year period, compared with self-described morning people.

Thursday, Jan 11, 2018

Why Sitting May Be Bad for Your Heart

Sitting quietly for extended periods of time could be hurting your heart, according to a surprising new study. It finds that the more people sit, the greater the likelihood that they will show signs of injury to their heart muscles.

Friday, Oct 6, 2017

Productive on six hours of sleep? You’re deluding yourself, expert says

Getting through the workday on little sleep is a point of pride for some. But skimping on shuteye could be shortening your life and making you a less than stellar employee, according to Matthew Walker, founder and director of the Center for Human Sleep Science at the University of California, Berkeley.

Wednesday, Sep 27, 2017

The shorter your sleep, the shorter your life: the new sleep science

Why, exactly, are we so sleep-deprived? What has happened over the course of the last 75 years? In 1942, less than 8% of the population was trying to survive on six hours or less sleep a night; in 2017, almost one in two people is.