This document discusses post-partum haemorrhage (PPH) and the Active Management of the Third Stage of Labour (AMTSL). PPH is defined as blood loss of over 500 ml after vaginal delivery or 1000 ml after C-section. The causes of PPH include issues with uterine retraction and involution as well as the "four Ts" - tone, trauma, tissue, and thrombin. Management of PPH involves calling for help, assessing vitals, using uterotonics and other measures to stop bleeding such as massage, oxytocin infusion, compression, and in severe cases, hysterectomy. Prevention emphasizes risk assessment, AMTSL which actively manages placental delivery, and practice through