WELCOME! to KatySays.com - a blog about biomechanical science and how the human machine works! The science of human movement is very complicated, which is why so many of us are mistakenly creating our own disease and injury! We all have learned the same information when it comes to health but the fact of the matter is - we aren't getting healthier. Quite the opposite! Katy Says.com is a chance for you to apply logical and science/evidence based solutions to your body to make it run better as well as follow scientist Katy Bowman as she brings the biomechanical model for health to the public.