Lets start with this very important rule: NEVER OVERDO THE FIRST FEW SESSIONS. Many beginners to exercising fall for this trap, especially when they do not have qualified trainers with them. They get overly excited and lose patience. They try to produce in two weeks what often takes years to accomplish.
They begin by going all out right from the start doing as much as they can. The next day, their joints and muscles lock up in pain. Then, they get discouraged, stop exercising for a while and give it up altogether. Workouts should start out smooth and easy.
Here is a warm-up routine to do 1 set of before every workout, but doing 3 sets of these alone can be a pretty good workout; particularly if you are a beginner.
LEG STRETCH Lean over deeply on your left foot while your right leg is stretched out to your right side. Maintain balance. Slowly, raise yourself with your left leg to a standing position. As you stand, spread your feet wide apart. Repeat this for ten counts. Do steps 1 to 4 again; this time, alternate the legs position (left becomes right, and vice-versa). This exercise warms up your legs, calves, and abdomen.
LEG SQUAT Stand erect,...