Chest pain because that could be bad
The three main functions of the human digestive system are to break food down into chyme for the body's use, to secrete and absorb nutrients and bodily fluids into the gastrointestinal tract or the blood, and to store and eliminate waste. The digestive system has major parts and accessory parts.
Answer:
well depends on what is being trained for like if running train every other day to streanthen your leg muscles and try going even further every time u run
so every other day starts with streaching then lunges with weights in hands try uping them each time being done then followed by squates with weights in hands and try upping the amount when feel ur ready to do so sit ups help as well so ur also then working all ur musles so not only one part of the boady is stonger than the other part there are also pulls u can do as well if able to do so
Explanation: