In Chapter 4 of Ephesians, Paul switches from mostly talking about doctrine (right belief) to talking about duty (our responsibility). This passage discusses building the body of Christ corporately (as the church) and individually. We are to exercise our bodies if they are to grow. God has provided spiritual trainers to help.
The sermons from Faith Bible Church are here in blog format. You can search based on year, month, series, book of the Bible, or preacher. Some include video, notes, and even the bulletin. Enjoy!