Answer:
Try not to eat as much Junk food, you still can, just not too much. [maybe like 1 bag per week or smth.]
Work out regularly.
eat veggies
I do not know for sure but i believe the answer is pulse
this is true! someone can have it and not have any presentable symptoms
I believe skeletal muscle fibers are dependent on oxygen and steady blood flow. Hope this helps.
Weight should be the answer