Critical warm-up tips to avoid muscle pulls You wake up early intending to start the day with your morning training.  Throw on your work out clothes, do a few stretches, and off you go.  What is wrong with this picture? A few key things to understand. 1.  In the morning, the body is tight.  Over the course of the day, it loosens up.  If you plan to wake up and train first thing in the...