Hey there!! I would like to help but what's the options?
The part of muscle that he needs to train is the Slow-twitch muscle fibers.
<h3>What are Slow-twitch muscle fibres?</h3>
The Slow-twitch muscle fibers are the muscle fibres that are used to support long distance endurance journey such as the marathon race.
Therefore, the part of muscle that he needs to train is the Slow-twitch muscle fibers.
Learn more about muscle here:
brainly.com/question/13920046
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Answer:
the better health of a person and the vitamins his/her body contains recommends for the average person
Knee raises work the obliques and hip flexors
Wall sits work the glutes and the core
Lunges work the calves, quads, hamstrings, and back muscles
Legs lifts work the glutes, and lower abdominal as well as obliques
Heel raises work your calves
Steps up work your quads, hamstrings, and glutes
Squats work the glutes, Maximus, minimus
Explanation: I’m a body builder