Back pain.  It affects 80% of people at some point in their lives.  It is the most common form of pain that people experience, causing people to miss work, lose wages, and change their lifestyle to avoid exacerbating the pain.  They have to give up things that they love to do because the pain limits their movement capabilities, or they are just unable to perform certain activities because they cause too much pain.  So what can you do to prevent it?  Here is my favorite exercise for preventing low back pain by strengthening your core muscles.  

Your core muscles are made up of the muscles in your back, abdominals, hips, and shoulders, and they are responsible for stabilizing your body and your spine when you perform all of your daily actvities, from walking, to sitting, to running and jumping.  Your core muscles stabilize your spine, so when they are weak, your spine is subject to more outside forces, which can lead to wear and tear...