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This poll is now closed. Congratulations to Bianca Buresh of Body By Buresh, who'll move on to the next round!
Update: After experiencing issues with accurate vote counts on this poll, we are invalidating previous results and re-opening voting with a new system for another 24 hours, with this poll closing on Friday, August 28th at 11am Pacific Time. We apologize for the inconvenience—be sure to cast your vote below and spread the word!
Now that you've gotten to know all 16 finalists in our search for San Francisco's best trainers and fitness instructors, it's time to choose your favorite!
Round 1 of the bracket-style voting wraps up today with these four finalists. They will have only a 24-hour voting period so be prepared to act quickly and support your top women. Remember to generate lots of buzz on social media. We'll be doing our part by Tweeting, Instagramming, and Facebooking. (Follow along at hashtag: #RackedsHottestTrainers.)