Smart pajamas are the only wearable we care about

As any fan of Rihanna knows, pajamas are back. But one Japanese smart clothing brand is pushing the envelope in a way even RiRi couldn't manage.

Tokyo-based Xenoma debuted a collection of smart pajamas, called the e-skin Sleep & Lounge collection, at the Consumer Electronics Show's (CES) Unveiled showcase Sunday. 

It has two main styles: A lightweight classic grandpa look, which is loose, airy, and soft to the touch, as well as a jersey kangaroo pocket sweatsuit that feels cozy enough to keep you warm through winter.

But these aren't just any PJs. They monitor the wearer's heart rate, breathing, and vital signs while the wearer sleeps. They also provide insights on sleep patterns, keep track of activity level, and — move over Apple Watch — will set off an alarm if it detects that you've tripped and fallen. Read more...