Sports walking wins round more and more admirers that is absolutely unsurprising, such type of a training has the mass of advantages. First, it not such injury-causing as other sports, secondly, suits practically all people and, thirdly, strengthens health and gives to a body necessary vitality. Let's learn how many sports walking can bring useful, we will consider its main pluses and minuses and also we will find out what muscles at the same time shake.

Such form of a training as leg extention, is carried out by means of the special exercise machine. The main loading in that case is the share of quadriceps. From outside it seems that exercise very simple. But its wrong performance can become the getting injured reason. Before beginning occupation on any of exercise machines, study the principle of its work and technical features of performance of exercise.

The pulse rate is the important indicator of a condition of the person. This biomarker is used from antiquity. Now it is also important, and with its help athletes often define the condition and degree of loading during the occupations. We learn what can affect pulse of the runner and why it is so important to keep it under control, norms and how to calculate the individual indicators of heartbeat.

Strong and harmonious legs — a dream of many athletes, the rolled muscles demonstrate endurance and high physical training. Regular exercises strengthen inflow of blood to bodies of a small pelvis, unload knee joints that serves as prevention of various diseases. Today we will consider a set of exercises which will help to pump up a quadriceps.