2. Bulgaria squats. Put one foot on a chair 20 to 30 cm high and hold a dumbbell or weight plate with appropriate weight. Can effectively exercise the strength of one leg, biceps femoris and hip muscles, one group does it 8 times and three groups do it.
3. Jump with weight. Take a dumbbell with the right weight and jump up and down, with coherent movements, which can not only exercise leg strength, but also bounce. One group did it eight times and three groups did it.
Persistence is victory, and only persistence can be effective. Come on!