Transcutaneous electrical nerve stimulation (TENS) is a therapy that uses low-voltage electrical current for pain relief. You do TENS with a small, battery-powered machine about the size of a pocket radio.
User Experience (UX) Design: Concept Definition. User experience (UX) design is a process of creating products that provide meaningful and personally relevant experiences. This involves the careful design of the usability and pleasure derived from using a product.
Yandex N.V. (NASDAQ:YNDX) is a European Internet company (with headquarters in The Netherlands) providing search services that some refer to as the Russian Google.. And it is Google (NASDAQ:GOOG) (NASDAQ:GOOGL), of course, that's Yandex's biggest competitor.