Australian radio host Kyle Sandilands announced on air yesterday that he has a brain aneurysm and needs urgent brain surgery.

If the human body were just a blob made up of a singular type of cell, then perhaps there would be at least some element of ...

it plays an important part in rebuilding the uterine lining's upper layer after it is shed during menstruation and can form into other types of endometrial cells. Damages to these cells may lead ...