A kind of auxiliary equipment for dumbbell English Dumbbell weightlifting and fitness exercises.Due to no sound during practice, it is named dumbbells.As peoples requirements for themselves are getting higher and higher, fitness occupies an important part in our daily life. Friends who like fitness know that the fitness effect of dumbbells is very large.
Dumbbell Introduction
Dumbbells are a simple equipment for enhancing muscle strength training.
Its main material is cast iron, and some outsourcing one layer of rubber.It is used for muscle training and muscle composite training.
Due to exercise paralysis, pain, long -term non -activity, etc., patients who have low muscle strength lead to dumbbells can be used to use the weight of dumbbells for resistance to active exercise to train muscle strength.
Dumbbells can train a single muscle; if you increase weight, you need to coordinate multiple muscles, which can also be trained as a muscle composite action.
Types of dumbbells
There are four types of dumbbells. According to the grade, it is used from low to high vinyl, electroplating, paint, coloring gum, electroplating and paint dumbbells are generally used in the gym, because there are special shelves and flooring. Friends who are training at home.It is recommended to choose a glue dumbbell, which is elastic on the outside to avoid breaking the furniture or floor at home.Those who want to save some money can buy vinyl. Those who are rich in economical can choose colored gels. The quality is still different.
The role of dumbbells
1. Perseverance of dumbbells for a long time can modify muscle lines, increase muscle endurance, and often do dumbbells with large weights, which can make muscle strong, strong muscle fibers, and increase muscle strength.
2. You can exercise upper limb muscles, waist and abdominal muscles.If you hold the dumbbells in the back of the neck when you are sitting on your back, you can increase the load of abdominal muscle exercises; hold the dumbbells as side flexion or rotor movements to exercise the inner and outer oblique muscles;Ahead of the arms, side flat lifts, etc. can exercise the shoulders and chest muscles.
3. Can exercise lower limb muscles.Such as holding a dumbbell foot squatting up, squatting with both feet, etc.

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