2. Rower is a machine for training and simulating water rowing. Indoor rowing competition has become a professional competition. The rowing machine has a good effect on strengthening the muscles of legs, waist, upper limbs, chest and back. Every stroke, the upper limbs, lower limbs, waist and abdomen and back will complete a complete contraction and extension in this process, which can achieve the effect of aerobic exercise of the whole body muscles. Especially for people with more fat in the waist, abdomen and upper arms, boating will bring you unexpected fitness effects.
3. Walking gait is mainly a kind of leg exerciser, designed to simulate the leg movements of climbing stairs and mountains. With hydraulic device as force control, multiple gears can be selected to create different training environment conditions. The technical action of the walker is very simple. Hold the handle naturally with both hands and step on it up and down with both feet. But if we adopt different rhythms, different ways and different strengths, we can achieve a variety of exercise effects.
4. Exercise bike is called "power bike" in the field of sports science, which can be divided into upright bike and reclining bike (also called horizontal bike). It can adjust the intensity (strength) during exercise to achieve the effect of fitness, so people call it exercise bike. Aerobic fitness equipment is a typical simulated outdoor exercise, also called cardiopulmonary training equipment. Mainly through long-term, moderate-intensity physical exercise, it can promote cardiovascular exercise, speed up metabolism, enhance the function of heart and lung, and thus improve the physical fitness of the body.