If you follow celebrity trainer Alex Fine on the 'gram, you'll notice a few things. His six-pack abs are uncontested. He drinks CBD-infused HEMP Hydrate water. And... again... those six-pack abs. In our latest episode of Waking Up With, we started our morning with the man who's responsible for shaping Riverdale's best bodies (like KJ Apa and Charles Melton). On his a.m. agenda: celery juice (tons), a three-mile run, and a steamy situation, sans his better half (hey, Cassie!).