Tagged With Performance

A world-record holder who runs 100-mile races says the high-fat diet Silicon Valley loves transformed his body and performance


Silicon Valley's tech elites are adopting uncomfortable habits to condition their bodies


Everything we know about iOS 12, the biggest software update coming to iPhones and iPads this year



Apple makes a subtle hint in its preview of the upcoming iOS update about the feature that slowed down iPhones


There are problems with Apple's iPhone battery explanation -- and the company might end up paying the price in court


22 things you should never say during a performance review



How to check if Apple is slowing down your iPhone


Scientists think they've discovered a fourth type of fuel for humans -- beyond carbs, fat, or protein


The startup behind chewable coffee is launching a performance-enhancing 'superhuman fuel' -- we gave it a try


Watch The US and South Korea show off their air force jets in a defence exhibition amid tensions with North Korea


Here's why it seems like your iPhone gets slower when a new one comes out


Watch billionaire CEO Jack Ma dance to Michael Jackson in full costume



Why Tour de France winner Chris Froome has a perfect body for cycling


How a key fitness principle can make you more productive at work


An actor explains why he left Broadway at 40 years old to become a mime


A performance coach gives 3 tips on how to work best under pressure



Sleep and exercise could be as powerful as any 'smart drug'


Tim Cook and other top Apple executives took a pay cut in 2016 for missing targets


This woman knits giant masterpieces in a single sitting


I tried a headset that electrifies the brain to help athletes unlock new potential