Stop Obsessing Over Sleep—Your Brain Will Thank You

Stop Obsessing Over Sleep—Your Brain Will Thank You

Fitbit kicked off this trend when it released the first tracker in 2009.Little more than a glorified pedometer at the time, the Fitbit couldn’t monitor your heart rate, pay for anything, or even tell you the time.Fears over bad sleep are getting the TED treatment and topping best-seller lists.

A Brutal Murder, a Wearable Witness, and an Unlikely Suspect

A Brutal Murder, a Wearable Witness, and an Unlikely Suspect

Once, when Adele fell in the yard, a neighbor who came to her aid noticed that Tony seemed just as doting as could be as he helped her back into the typical ranch home on a typical San Jose block where, by all appearances, he'd lived a rather typical life for the past 50-plus years.

The Witcher Trailer Is Here—and It's Shockingly Good

The Witcher Trailer Is Here—and It's Shockingly Good

Netflix's The Witcher Gets a New Trailer, and Henry Cavill Is Maybe a Little Bit Daddy.Remember the whole Blizzard, Hong Kong, Hearthstone story , where amazing pro player Blitzchung got banned for several months for speaking out about politics on a Blizzard stream?

WhatsApp Was Hacked, Your Computer Was Exposed, and More News

WhatsApp Was Hacked, Your Computer Was Exposed, and More News

Hackers got into pretty much everything, and Amazon is paying employees to quit. The NSO Group, an Israeli spy firm, injected malware onto targeted phones in order to steal data by simply placing a phone call.

'Heartbeat' Bills Get the Science of Fetal Heartbeats All Wrong

'Heartbeat' Bills Get the Science of Fetal Heartbeats All Wrong

These bills generally say that a “fetal heartbeat” helps predict whether a pregnancy will result in a living baby; the model legislation many states use refers to that fetal cardiac activity as a marker of “an unborn human individual,” defining a moment where alive-ness starts.

The Galaxy Fold's Breaking Display Won't Be Easy to Fix

The Galaxy Fold's Breaking Display Won't Be Easy to Fix

Samsung said Monday that initial tests of the review units revealed issues with the hinge that allows the Fold to open and close, and one instance where “substances found inside the device affected the display performance.” On Wednesday, repair company iFixit shed more light on what might be causing those problems.iFixit got its hands on a Fold—it’s not clear how, since they aren’t available anywhere for sale—and opened it up to find out how it works.

Shuri from 'Black Panther' Is Getting a Show. Sorta

Shuri from 'Black Panther' Is Getting a Show. Sorta

Also, Marvel has some new animated offerings on the way, and there's another weird comedy coming from Netflix.

Withings Move ECG Watch Is Good for Your Ticker

Withings Move ECG Watch Is Good for Your Ticker

Which is why Withings’ Move ECG smartwatch caught my eye. And unlike the ECG-capable Apple Watch Series 4, which needs a daily recharge, the Withings uses a coin cell battery that lasts up to an entire year.

Ex-'Hearthstone' Designers Are Working on a New Marvel Game

Ex-'Hearthstone' Designers Are Working on a New Marvel Game

Ex- Hearthstone Designers Are Working on a New Marvel Game Second Dinner, a studio made up of designers who worked on Blizzard's popular card-based title, will set its debut game in a different (but still well-known) universe of giant, powerful beings.

Why Your Doctor Should Also Be a Scientist

Why Your Doctor Should Also Be a Scientist

WIRED OPINION ABOUT Kurt Amsler , PhD, is a professor of biomedical sciences at the New York Institute of Technology's College of Osteopathic Medicine. These specialized health care providers treat patients while also conducting research to develop new medicines and procedures.

Children Are Using Emoji for Digital-Age Language Learning

Children Are Using Emoji for Digital-Age Language Learning

Here's a string of animals and hearts from a three year old:🦄🐴🦋🐛🐤🐦🐦🐧🐔🐣🐶🐱🐭🐰🐰🐰❄️❄️🌦🌈🔥💥☀️🍓🥞❣️💙💚💛🧡🔒💕💜🖤💞💞💗💖💘🕉💝☸️💟These emoji texts are adorable, but as a linguist, I'm interested in what kids are trying to communicate.

The Day I Found Out My Life Was Hanging by a Thread

The Day I Found Out My Life Was Hanging by a Thread

Mighty AI’s weekly operations meeting would be getting started at 10:15, so I had a lot of calls to make.I phoned our board members one at a time, sharing the news with those I reached.

Apple Watch: How to Take an ECG Reading

Apple Watch: How to Take an ECG Reading

Apple knows this, and, as part of an effort to make the Apple Watch a more alluring accessory for iPhone owners, the company is focusing intently on building advanced heart-rate monitoring into its best-selling wearable.A software update rolling out today will include an optional app for Apple Watch Series 4 that takes ECG (electrocardiogram) readings through the new device's specially designed sensors.

Apple’s Newest Watch Features Will Transform Heart Health

Apple’s Newest Watch Features Will Transform Heart Health

"At the same time, those of us who work in this field are looking at each other saying: Do you see the can of worms we might be opening here?"AppleWhat he means is that even if the Apple Watch's heart-monitoring features are accurate, it's not obvious that screening for AFib in millions of undiagnosed people will do more good than harm.

The Doctor Prescribes Video Games and Virtual Reality Rehab

The Doctor Prescribes Video Games and Virtual Reality Rehab

The FDA's clearance makes reSET one of the first prescription “digital therapeutics”—an emerging class of evidence-based interventions that are predominantly driven by software rather than drugs.WIRED OPINIONABOUTAndy Coravos is is the CEO of Elektra Labs and a member of the Harvard-MIT Center for Regulatory Science.Earlier this year, digital medicine company Akili Interactive announced that its video game for children with ADHD demonstrated a statistically significant improvement in a randomized, controlled clinical trial.

The New ECG Apple Watch Could Do More Harm Than Good

The New ECG Apple Watch Could Do More Harm Than Good

It wasn't long before healthcare providers starting using them to examine patients with no symptoms or family history of cardiovascular illness.There's no exact numbers on how common preventive ECG screening is in the US, but according to a recent editorial in the Journal of American Medicine, ECG examinations of asymptomatic patients had become regular features of annual physicals by the early aughts—until professional societies ran cost/benefit analyses on the practice and started advising against it.One of those societies was the US Preventive Services Task Force.

Apple Watch 4 Adds ECG, EKG, and More Heart-Monitoring Capabilities

Apple Watch 4 Adds ECG, EKG, and More Heart-Monitoring Capabilities

Apple Watch 4 Adds ECG, EKG, and More Heart-Monitoring CapabilitiesIf you ever wondered what the Apple Watch is really for, that's no longer a question—at least, not for Apple.The new Apple Watch Series 4, revealed by Apple earlier today, underscores that some of the watch's most important features are its health and fitness-tracking functions.