David (@zeroforcedst) header
David (@zeroforcedst) profile picture

20 years of private personal training at my facility now in San Francisco, using the slow-motion, high-intensity, ZeroForce Method. Author and truth-seeker.

San Francisco
Joined May 2014
Zedrun cruising into a galaxy far, far away.
Great Scott! Doc Brown wants to throw out first pitch if Cubs make World Series. Predicted! es.sports.yahoo.com/blogs/ml…
Great general diet info this week! Brain health - important? Check out this cool episode: itun.es/us/MCJ5A.c?i=3454860…