This is a free, online wikbook offered by WikiBooks. As such, it is continually beign updated and refined. According to the authors, "Biomechanics is the study of the mechanics of tissues. Though the subject is typically considered a foundational aspect of Bioengineering, it is often part of a Biophysics curriculum, as it involves many concepts from physics in order to fully understand the biological mechanisms. The types of tissues we are going to study are muscles, lungs and blood vessels, each with special characteristics to accomplish contraction functions and others."