This is from one website regarding RLT. It would seem that it may help with afterpains.

* Balancing the menstrual cycle, regulating hormones, enhancing fertility, alleviating period cramping and reducing excessive bleeding with heavy periods.
* Possibly having a regulating effect on the uterus, making labour contractions more coordinated and efficient, perhaps shortening the labour and making the birth easier. Some say it may make the contractions less painful.
* Helping to deliver the placenta and control the bleeding after the birth.
* Increasing breast milk production and for treating mastitis.