1, dumbbell, English dumbbell, auxiliary equipment for weight lifting and fitness. Smaller than a barbell. The weight of light dumbbells is 6,8, 12, 16 lb (1 lb =0.4536 kg) and so on. The weights of heavy dumbbells are 10, 15, 30 kg, etc. Therefore, it is favored by the majority of fitness enthusiasts. Because there is no sound during practice, it is named dumbbell.

2. Barbell is a kind of core training equipment, which is also used to lift weights. Barbell is a kind of weight training, which only uses barbell training equipment to improve muscle strength training. You can also use barbells for core training to promote overall coordination.

3. Rower is a machine for training and simulating water rowing. Indoor rowing competition has become a professional competition. Indoor rowing is also commonly known as Ergometer (commonly known as ERGO or ergo abroad), which measures the power consumed by athletes during exercise.

4. Elliptical training machine In general fitness clubs, elliptical training machine is a very common cardio-pulmonary fitness training tool, and it is also widely loved by users.

5.SPINNING, English name, was initiated by American personal trainer and extreme athlete JOHNNYG in 1980s. This is a unique and dynamic indoor bicycle training course, which combines music and visual effects.

References:

Baidu encyclopedia dumbbell

Baidu encyclopedia barbell

Baidu encyclopedia rowing machine

Baidu encyclopedia elliptical machine

Baidu Baike spinning bicycle