The exercises in a Pilates and stretching workout will boost your flexibility and joint mobility and will make your muscles stronger. The moves may look simple, but they take a lot of precision and control and there's a strong emphasis on technique. You¡¯ll use your own body weight instead of weights. Pilates¡¯ main focus is on core however, you can expect to see strength gains in your arms and legs. Pilates stretches, exercises help in improving flexibility of an individual but there are many factors like joint structure, muscles, skin, tendons, fat or adipose tissue, activity level, body temperature, age and gender etc which are to be taken in to account while undergoing the Pilates for improving flexibility. So it should be done under the supervision of an expert.