Myofibrils are bundles of contractile filaments which are arranged in parallel groups in thecytoplasm of striated muscle cells.
The statement that myofibrils do the actual movement during exercise is true. because the main function of the myofibril is to perform muscle contraction, and muscle contractions are the actual movements of the muscles.
Excersise and eating healthy are the two main things
Answer: The first step is to step back and ask yourself why you may be reacting.
Explanation: By stepping back and assessing the situation, you may receive insight on why you are acting a certain way. Take a few deep breaths, reflect, and do not hesitate to make a decsion.