The makers of the weighted compression vests being used in the Berkeley Unified School District say wearing the vests feels like a reassuring hug and designed to have a calming effect on the body.

I pulled on the vest and began tracking a light warm-up and the first of two 14-minute matches. Once you want to stop, all you need to do is hit the same button and head to the app to sync up your ...

In fact, the system’s other important piece---a breathable, protective compression vest---was developed first. That vest is packed with a network of golf-ball-sized, rubbery-foam bubbles ...