Medicine and Healthcare. Black stools can be due to iron supplements or excess iron in the diet. The most serious cause of black stools is bleeding in the GI tract, due to ulcers or some other cause. If the stool is black due to blood, it usually has a tarry feel. If there is just a black color, most likely it is not blood.
Yes, but most doctors will not do it that early. Yes, a vasectomy can be performed on an 18 year old, depending on the circumstances. Yes, a vasectomy can be performed on an 18 year old, depending on the circumstances. 1 year ago by Stephen F. Shaban, MD.
Typically done using local anesthetic, vasectomies can be performed without an injection (no-needle vasectomy) and without the use of a scalpel (no-scalpel vasectomy). The vasectomy procedure can be completed in less than half an hour and post-surgical pain typically lasts only a few days.