A fitness influencer is going viral online over his nearly six hour morning routine. NBC News' Gadi Schwartz talks to Dr. Akshay Syal about the science behind some of the techniques and attempts a ...

He will also continue contributing to "Meet the Press," "NBC Nightly News," "Today" and the NBC News Now ... Kornacki will likely be a fixture — and a viral star, again — as he covers marquee ...