<div id="doc-original-text">swimmer,sex,girls<p>girls sex photo,<br>The benefits of a swimming: can physical fitness<p>In swimming, usually using water buoyancy prone or supine in the water, the body relax and stretch the body to be <p>In water movement due to ground movement to reduce the impact on the bone and reduce the probability of loss of old bone, so bone and joint deformation.<p>Water resistance can increase the intensity of people’s movement, but this intensity, but also different from land-based equipment training is very soft, and very easy to control the intensity of training in the field of oxygen, it will not grow very blunt muscle mass, you can make the body lines and smooth, beautiful.<p>The benefits of two swimming: Enhanced myocardial function</div>