Nautilus ns 200x 用户手册

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Nautilus NS00X
pEC DEC 
- Shoulder horizontal Adduction (elbow stabilized in slight flexion)
ChEST EXErCISES
STArT
FINISh
Muscles Worked: This exercise emphasizes the
chest muscles (pectoralis major), also involving the
front shoulder muscles (anterior deltoid).
Starting position:
• Adjust the seat so the handgrips are at your chest
   level
• In the seated position, reach to the side of your
   body, grasp the handles, and bend your elbows
   until your hands are near your chest. Rotate your
   upper arms away from your torso so that your
   elbows are pointing outward to each side and
   your palms are facing forward.
• Lay your head back against the bench and
   straighten your arms to the front.
• Be sure that your arms are moving level with
   your chest, palms facing forward and wrists
   straight.
• Raise your chest and slightly “pinch” your
   shoulders together. Maintain a very slight,
   comfortable, arch in your lower back.
Motion:
• Slowly move your arms outward, maintaining the
   elbow in slightly bent position throughout the
   movement.
• Stop when your upper arms are approximately
   straight out to your sides (your elbows will be
   level with your shoulders) and knuckles are close
   together.
• Slowly return to the starting position keeping
   your chest muscles tightened during the entire
   motion.
Key points:
• Maintain a 60-90 degree angle between the upper
   arms and the torso throughout the exercise.
• Limit and control the range of motion so that
   your elbows travel only slightly behind your
   shoulders if at all.