Do they work you mean?? Different variations of the position of your hands hits different muscle parts. Like doing push-ups with your hands far apart hits more of the chest area. Doing them with your hands close hits more of your triceps. I personally like them close.
Answer:
the answer is false because you will die by yourself therefore who cares about friends
Explanation:
The most reliable source of medical health information is always a physician. Although certain websites can contribute accurate information they are not always as detailed as a physician.
Answer:
c. made from natural fibers
they are both apart of the nervous system