Body composition has nothing to do with physical fitness.

True
False

False pls brainless

Of that are from eating black  foods or iron supplements. the most common condition causing  it is a bleeding ulcer.  black poop caused by blood indicate a problem in the upper digestive tract.     along with pain, vomiting, or diarrhea is cause to see a doctor right go see a doctor

Try exercising it keep you in good health . also try doing something your really interesting in.