Name the five organ systems in your body that you learned about in this section.

Wash your hands often and recycle your trash instead of just throwing it away.

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

You are a beautiful person and there is no one exactly like you in the entire world. you are special and the world needs you. different is beautiful. embrace it and never be afraid of change because it's most likely for the best. life does suck at times but you just have to find the beautiful, little things to make it worth while. stay < 3