Standing Separate Leg Head to Knee: The front-side compression improves metabolism, and the digestive, endocrine systems, and immunie systems. Increases flexibility of the spine, sciatic nerve, tendons, and ligaments of the legs; strengthens hamstrings and calves; and increases circulation in legs and brain. Good for depression, loss of memory, abdominal obesity, diabetes, thyroid, goiter, and blood sugar balance. Increases strength and flexibility of muscles. Firms and trims waistline, hips, abdomen, buttocks, and upper thighs.