Classic Bullwhip Close-Up: The Whip I First Learned On

Period blood has been treated as waste, mess, an inconvenience. But look closer, and it's one of the most remarkable biological phenomena in the human body. Every month, the uterine lining sheds and completely regenerates itself, without leaving a single scar. Over and over again, across a lifetime. And packed inside menstrual fluid? Menstrual blood-derived stem cells (MenSCs), and they are supercharged. Bone marrow stem cells - the gold standard in medicine - take 2–8 days to double. Menstrual