Leg exercise is very important, most often The leg exercise used is squats. For those who are just starting to exercise, it is better to use a hacker machine for squats. Hack machine squats, like Smith machine squats, are fixed machines. So it is relatively safe.
Main exercises:Quadriceps
1.Lean the back of your torso on the back pad of the machine, open your legs at a moderate shoulder-width distance, and release the safety lever.
2.Start to slowly lower the unit, bend your knees, and hold Stand up straight. Continue lowering until the angle between your thigh and calf is slightly less than 90 degrees. Then restore slowly.
Notes:
1.Always lean on the mat with your back.
2.Inhale when lowering and raise when exhaling.
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